18956600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1$

素因数の和:369

約数の個数: 96

約数和(自身を含む): 49684320

約数和(自身を除く): 30727720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 25, 26, 40, 46, 50, 52, 65, 92, 100, 104, 115, 130, 184, 200, 230, 260, 299, 317, 325, 460, 520, 575, 598, 634, 650, 920, 1150, 1196, 1268, 1300, 1495, 1585, 2300, 2392, 2536, 2600, 2990, 3170, 4121, 4600, 5980, 6340, 7291, 7475, 7925, 8242, 11960, 12680, 14582, 14950, 15850, 16484, 20605, 29164, 29900, 31700, 32968, 36455, 41210, 58328, 59800, 63400, 72910, 82420, 94783, 103025, 145820, 164840, 182275, 189566, 206050, 291640, 364550, 379132, 412100, 473915, 729100, 758264, 824200, 947830, 1458200, 1895660, 2369575, 3791320, 4739150, 9478300, 18956600]

約数ペア:

[(1, 18956600), (2, 9478300), (4, 4739150), (5, 3791320), (8, 2369575), (10, 1895660), (13, 1458200), (20, 947830), (23, 824200), (25, 758264), (26, 729100), (40, 473915), (46, 412100), (50, 379132), (52, 364550), (65, 291640), (92, 206050), (100, 189566), (104, 182275), (115, 164840), (130, 145820), (184, 103025), (200, 94783), (230, 82420), (260, 72910), (299, 63400), (317, 59800), (325, 58328), (460, 41210), (520, 36455), (575, 32968), (598, 31700), (634, 29900), (650, 29164), (920, 20605), (1150, 16484), (1196, 15850), (1268, 14950), (1300, 14582), (1495, 12680), (1585, 11960), (2300, 8242), (2392, 7925), (2536, 7475), (2600, 7291), (2990, 6340), (3170, 5980), (4121, 4600)]