18993312

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:140

約数の個数: 192

約数和(自身を含む): 63504000

約数和(自身を除く): 44510688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 27, 32, 36, 38, 39, 48, 52, 54, 57, 72, 76, 78, 89, 96, 104, 108, 114, 117, 144, 152, 156, 171, 178, 208, 216, 228, 234, 247, 267, 288, 304, 312, 342, 351, 356, 416, 432, 456, 468, 494, 513, 534, 608, 624, 684, 702, 712, 741, 801, 864, 912, 936, 988, 1026, 1068, 1157, 1248, 1368, 1404, 1424, 1482, 1602, 1691, 1824, 1872, 1976, 2052, 2136, 2223, 2314, 2403, 2736, 2808, 2848, 2964, 3204, 3382, 3471, 3744, 3952, 4104, 4272, 4446, 4628, 4806, 5073, 5472, 5616, 5928, 6408, 6669, 6764, 6942, 7904, 8208, 8544, 8892, 9256, 9612, 10146, 10413, 11232, 11856, 12816, 13338, 13528, 13884, 15219, 16416, 17784, 18512, 19224, 20292, 20826, 21983, 23712, 25632, 26676, 27056, 27768, 30438, 31239, 35568, 37024, 38448, 40584, 41652, 43966, 45657, 53352, 54112, 55536, 60876, 62478, 65949, 71136, 76896, 81168, 83304, 87932, 91314, 106704, 111072, 121752, 124956, 131898, 162336, 166608, 175864, 182628, 197847, 213408, 243504, 249912, 263796, 333216, 351728, 365256, 395694, 487008, 499824, 527592, 593541, 703456, 730512, 791388, 999648, 1055184, 1187082, 1461024, 1582776, 2110368, 2374164, 3165552, 4748328, 6331104, 9496656, 18993312]

約数ペア:

[(1, 18993312), (2, 9496656), (3, 6331104), (4, 4748328), (6, 3165552), (8, 2374164), (9, 2110368), (12, 1582776), (13, 1461024), (16, 1187082), (18, 1055184), (19, 999648), (24, 791388), (26, 730512), (27, 703456), (32, 593541), (36, 527592), (38, 499824), (39, 487008), (48, 395694), (52, 365256), (54, 351728), (57, 333216), (72, 263796), (76, 249912), (78, 243504), (89, 213408), (96, 197847), (104, 182628), (108, 175864), (114, 166608), (117, 162336), (144, 131898), (152, 124956), (156, 121752), (171, 111072), (178, 106704), (208, 91314), (216, 87932), (228, 83304), (234, 81168), (247, 76896), (267, 71136), (288, 65949), (304, 62478), (312, 60876), (342, 55536), (351, 54112), (356, 53352), (416, 45657), (432, 43966), (456, 41652), (468, 40584), (494, 38448), (513, 37024), (534, 35568), (608, 31239), (624, 30438), (684, 27768), (702, 27056), (712, 26676), (741, 25632), (801, 23712), (864, 21983), (912, 20826), (936, 20292), (988, 19224), (1026, 18512), (1068, 17784), (1157, 16416), (1248, 15219), (1368, 13884), (1404, 13528), (1424, 13338), (1482, 12816), (1602, 11856), (1691, 11232), (1824, 10413), (1872, 10146), (1976, 9612), (2052, 9256), (2136, 8892), (2223, 8544), (2314, 8208), (2403, 7904), (2736, 6942), (2808, 6764), (2848, 6669), (2964, 6408), (3204, 5928), (3382, 5616), (3471, 5472), (3744, 5073), (3952, 4806), (4104, 4628), (4272, 4446)]