18120336

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:504

約数の個数: 80

約数和(自身を含む): 51246720

約数和(自身を除く): 33126384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 71, 78, 104, 142, 156, 208, 213, 284, 312, 409, 426, 568, 624, 818, 852, 923, 1136, 1227, 1636, 1704, 1846, 2454, 2769, 3272, 3408, 3692, 4908, 5317, 5538, 6544, 7384, 9816, 10634, 11076, 14768, 15951, 19632, 21268, 22152, 29039, 31902, 42536, 44304, 58078, 63804, 85072, 87117, 116156, 127608, 174234, 232312, 255216, 348468, 377507, 464624, 696936, 755014, 1132521, 1393872, 1510028, 2265042, 3020056, 4530084, 6040112, 9060168, 18120336]

約数ペア:

[(1, 18120336), (2, 9060168), (3, 6040112), (4, 4530084), (6, 3020056), (8, 2265042), (12, 1510028), (13, 1393872), (16, 1132521), (24, 755014), (26, 696936), (39, 464624), (48, 377507), (52, 348468), (71, 255216), (78, 232312), (104, 174234), (142, 127608), (156, 116156), (208, 87117), (213, 85072), (284, 63804), (312, 58078), (409, 44304), (426, 42536), (568, 31902), (624, 29039), (818, 22152), (852, 21268), (923, 19632), (1136, 15951), (1227, 14768), (1636, 11076), (1704, 10634), (1846, 9816), (2454, 7384), (2769, 6544), (3272, 5538), (3408, 5317), (3692, 4908)]