18872568

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1$

素因数の和:99

約数の個数: 192

約数和(自身を含む): 63244800

約数和(自身を除く): 44372232

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 22, 24, 26, 27, 33, 36, 39, 44, 47, 52, 54, 66, 72, 78, 88, 94, 99, 104, 108, 117, 132, 141, 143, 156, 169, 188, 198, 216, 234, 264, 282, 286, 297, 312, 338, 351, 376, 396, 423, 429, 468, 507, 517, 564, 572, 594, 611, 676, 702, 792, 846, 858, 936, 1014, 1034, 1128, 1144, 1188, 1222, 1269, 1287, 1352, 1404, 1521, 1551, 1692, 1716, 1833, 1859, 2028, 2068, 2376, 2444, 2538, 2574, 2808, 3042, 3102, 3384, 3432, 3666, 3718, 3861, 4056, 4136, 4563, 4653, 4888, 5076, 5148, 5499, 5577, 6084, 6204, 6721, 7332, 7436, 7722, 7943, 9126, 9306, 10152, 10296, 10998, 11154, 12168, 12408, 13442, 13959, 14664, 14872, 15444, 15886, 16497, 16731, 18252, 18612, 20163, 21996, 22308, 23829, 26884, 27918, 30888, 31772, 32994, 33462, 36504, 37224, 40326, 43992, 44616, 47658, 50193, 53768, 55836, 60489, 63544, 65988, 66924, 71487, 80652, 87373, 95316, 100386, 111672, 120978, 131976, 133848, 142974, 161304, 174746, 181467, 190632, 200772, 214461, 241956, 262119, 285948, 349492, 362934, 401544, 428922, 483912, 524238, 571896, 698984, 725868, 786357, 857844, 1048476, 1451736, 1572714, 1715688, 2096952, 2359071, 3145428, 4718142, 6290856, 9436284, 18872568]

約数ペア:

[(1, 18872568), (2, 9436284), (3, 6290856), (4, 4718142), (6, 3145428), (8, 2359071), (9, 2096952), (11, 1715688), (12, 1572714), (13, 1451736), (18, 1048476), (22, 857844), (24, 786357), (26, 725868), (27, 698984), (33, 571896), (36, 524238), (39, 483912), (44, 428922), (47, 401544), (52, 362934), (54, 349492), (66, 285948), (72, 262119), (78, 241956), (88, 214461), (94, 200772), (99, 190632), (104, 181467), (108, 174746), (117, 161304), (132, 142974), (141, 133848), (143, 131976), (156, 120978), (169, 111672), (188, 100386), (198, 95316), (216, 87373), (234, 80652), (264, 71487), (282, 66924), (286, 65988), (297, 63544), (312, 60489), (338, 55836), (351, 53768), (376, 50193), (396, 47658), (423, 44616), (429, 43992), (468, 40326), (507, 37224), (517, 36504), (564, 33462), (572, 32994), (594, 31772), (611, 30888), (676, 27918), (702, 26884), (792, 23829), (846, 22308), (858, 21996), (936, 20163), (1014, 18612), (1034, 18252), (1128, 16731), (1144, 16497), (1188, 15886), (1222, 15444), (1269, 14872), (1287, 14664), (1352, 13959), (1404, 13442), (1521, 12408), (1551, 12168), (1692, 11154), (1716, 10998), (1833, 10296), (1859, 10152), (2028, 9306), (2068, 9126), (2376, 7943), (2444, 7722), (2538, 7436), (2574, 7332), (2808, 6721), (3042, 6204), (3102, 6084), (3384, 5577), (3432, 5499), (3666, 5148), (3718, 5076), (3861, 4888), (4056, 4653), (4136, 4563)]