18214872

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{739}}^1$

素因数の和:840

約数の個数: 64

約数和(自身を含む): 49728000

約数和(自身を除く): 31513128

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 79, 104, 156, 158, 237, 312, 316, 474, 632, 739, 948, 1027, 1478, 1896, 2054, 2217, 2956, 3081, 4108, 4434, 5912, 6162, 8216, 8868, 9607, 12324, 17736, 19214, 24648, 28821, 38428, 57642, 58381, 76856, 115284, 116762, 175143, 230568, 233524, 350286, 467048, 700572, 758953, 1401144, 1517906, 2276859, 3035812, 4553718, 6071624, 9107436, 18214872]

約数ペア:

[(1, 18214872), (2, 9107436), (3, 6071624), (4, 4553718), (6, 3035812), (8, 2276859), (12, 1517906), (13, 1401144), (24, 758953), (26, 700572), (39, 467048), (52, 350286), (78, 233524), (79, 230568), (104, 175143), (156, 116762), (158, 115284), (237, 76856), (312, 58381), (316, 57642), (474, 38428), (632, 28821), (739, 24648), (948, 19214), (1027, 17736), (1478, 12324), (1896, 9607), (2054, 8868), (2217, 8216), (2956, 6162), (3081, 5912), (4108, 4434)]