18789224

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{317}}^1$

素因数の和:593

約数の個数: 32

約数和(自身を含む): 36633600

約数和(自身を除く): 17844376

約数列:

[1, 2, 4, 8, 31, 62, 124, 239, 248, 317, 478, 634, 956, 1268, 1912, 2536, 7409, 9827, 14818, 19654, 29636, 39308, 59272, 75763, 78616, 151526, 303052, 606104, 2348653, 4697306, 9394612, 18789224]

約数ペア:

[(1, 18789224), (2, 9394612), (4, 4697306), (8, 2348653), (31, 606104), (62, 303052), (124, 151526), (239, 78616), (248, 75763), (317, 59272), (478, 39308), (634, 29636), (956, 19654), (1268, 14818), (1912, 9827), (2536, 7409)]