18521967048

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{709}}^1$

素因数の和:872

約数の個数: 256

約数和(自身を含む): 53666457600

約数和(自身を除く): 35144490552

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 37, 39, 52, 62, 73, 74, 78, 93, 104, 111, 124, 146, 148, 156, 186, 219, 222, 248, 292, 296, 312, 372, 403, 438, 444, 481, 584, 709, 744, 806, 876, 888, 949, 962, 1147, 1209, 1418, 1443, 1612, 1752, 1898, 1924, 2127, 2263, 2294, 2418, 2701, 2836, 2847, 2886, 3224, 3441, 3796, 3848, 4254, 4526, 4588, 4836, 5402, 5672, 5694, 5772, 6789, 6882, 7592, 8103, 8508, 9052, 9176, 9217, 9672, 10804, 11388, 11544, 13578, 13764, 14911, 16206, 17016, 18104, 18434, 21608, 21979, 22776, 26233, 27156, 27528, 27651, 29419, 29822, 32412, 35113, 36868, 43958, 44733, 51757, 52466, 54312, 55302, 58838, 59644, 64824, 65937, 70226, 73736, 78699, 83731, 87916, 88257, 89466, 103514, 104932, 105339, 110604, 117676, 119288, 131874, 140452, 155271, 157398, 167462, 175832, 176514, 178932, 207028, 209864, 210678, 221208, 235352, 251193, 263748, 280904, 285727, 310542, 314796, 334924, 341029, 353028, 357864, 414056, 421356, 502386, 527496, 571454, 621084, 629592, 669848, 672841, 682058, 706056, 813223, 842712, 857181, 1004772, 1023087, 1088503, 1142908, 1242168, 1345682, 1364116, 1604467, 1626446, 1714362, 1915009, 2009544, 2018523, 2046174, 2177006, 2285816, 2439669, 2691364, 2728232, 3208934, 3252892, 3265509, 3428724, 3830018, 4037046, 4092348, 4354012, 4813401, 4879338, 5382728, 5745027, 6417868, 6505784, 6531018, 6857448, 7660036, 8074092, 8184696, 8708024, 9626802, 9758676, 10571899, 11490054, 12835736, 13062036, 15320072, 16148184, 19253604, 19517352, 20858071, 21143798, 22980108, 24895117, 26124072, 31715697, 38507208, 41716142, 42287596, 45960216, 49790234, 59365279, 62574213, 63431394, 74685351, 83432284, 84575192, 99580468, 118730558, 125148426, 126862788, 149370702, 166864568, 178095837, 199160936, 237461116, 250296852, 253725576, 298741404, 356191674, 474922232, 500593704, 597482808, 712383348, 771748627, 1424766696, 1543497254, 2315245881, 3086994508, 4630491762, 6173989016, 9260983524, 18521967048]

約数ペア:

[(1, 18521967048), (2, 9260983524), (3, 6173989016), (4, 4630491762), (6, 3086994508), (8, 2315245881), (12, 1543497254), (13, 1424766696), (24, 771748627), (26, 712383348), (31, 597482808), (37, 500593704), (39, 474922232), (52, 356191674), (62, 298741404), (73, 253725576), (74, 250296852), (78, 237461116), (93, 199160936), (104, 178095837), (111, 166864568), (124, 149370702), (146, 126862788), (148, 125148426), (156, 118730558), (186, 99580468), (219, 84575192), (222, 83432284), (248, 74685351), (292, 63431394), (296, 62574213), (312, 59365279), (372, 49790234), (403, 45960216), (438, 42287596), (444, 41716142), (481, 38507208), (584, 31715697), (709, 26124072), (744, 24895117), (806, 22980108), (876, 21143798), (888, 20858071), (949, 19517352), (962, 19253604), (1147, 16148184), (1209, 15320072), (1418, 13062036), (1443, 12835736), (1612, 11490054), (1752, 10571899), (1898, 9758676), (1924, 9626802), (2127, 8708024), (2263, 8184696), (2294, 8074092), (2418, 7660036), (2701, 6857448), (2836, 6531018), (2847, 6505784), (2886, 6417868), (3224, 5745027), (3441, 5382728), (3796, 4879338), (3848, 4813401), (4254, 4354012), (4526, 4092348), (4588, 4037046), (4836, 3830018), (5402, 3428724), (5672, 3265509), (5694, 3252892), (5772, 3208934), (6789, 2728232), (6882, 2691364), (7592, 2439669), (8103, 2285816), (8508, 2177006), (9052, 2046174), (9176, 2018523), (9217, 2009544), (9672, 1915009), (10804, 1714362), (11388, 1626446), (11544, 1604467), (13578, 1364116), (13764, 1345682), (14911, 1242168), (16206, 1142908), (17016, 1088503), (18104, 1023087), (18434, 1004772), (21608, 857181), (21979, 842712), (22776, 813223), (26233, 706056), (27156, 682058), (27528, 672841), (27651, 669848), (29419, 629592), (29822, 621084), (32412, 571454), (35113, 527496), (36868, 502386), (43958, 421356), (44733, 414056), (51757, 357864), (52466, 353028), (54312, 341029), (55302, 334924), (58838, 314796), (59644, 310542), (64824, 285727), (65937, 280904), (70226, 263748), (73736, 251193), (78699, 235352), (83731, 221208), (87916, 210678), (88257, 209864), (89466, 207028), (103514, 178932), (104932, 176514), (105339, 175832), (110604, 167462), (117676, 157398), (119288, 155271), (131874, 140452)]