18655776

素因数分解:

$2^5\times 3^2\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:534

約数の個数: 72

約数和(自身を含む): 53477424

約数和(自身を除く): 34821648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 211, 288, 307, 422, 614, 633, 844, 921, 1228, 1266, 1688, 1842, 1899, 2456, 2532, 2763, 3376, 3684, 3798, 4912, 5064, 5526, 6752, 7368, 7596, 9824, 10128, 11052, 14736, 15192, 20256, 22104, 29472, 30384, 44208, 60768, 64777, 88416, 129554, 194331, 259108, 388662, 518216, 582993, 777324, 1036432, 1165986, 1554648, 2072864, 2331972, 3109296, 4663944, 6218592, 9327888, 18655776]

約数ペア:

[(1, 18655776), (2, 9327888), (3, 6218592), (4, 4663944), (6, 3109296), (8, 2331972), (9, 2072864), (12, 1554648), (16, 1165986), (18, 1036432), (24, 777324), (32, 582993), (36, 518216), (48, 388662), (72, 259108), (96, 194331), (144, 129554), (211, 88416), (288, 64777), (307, 60768), (422, 44208), (614, 30384), (633, 29472), (844, 22104), (921, 20256), (1228, 15192), (1266, 14736), (1688, 11052), (1842, 10128), (1899, 9824), (2456, 7596), (2532, 7368), (2763, 6752), (3376, 5526), (3684, 5064), (3798, 4912)]