18868250

素因数分解:

$2^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{1063}}^1$

素因数の和:1151

約数の個数: 32

約数和(自身を含む): 35852544

約数和(自身を除く): 16984294

約数列:

[1, 2, 5, 10, 25, 50, 71, 125, 142, 250, 355, 710, 1063, 1775, 2126, 3550, 5315, 8875, 10630, 17750, 26575, 53150, 75473, 132875, 150946, 265750, 377365, 754730, 1886825, 3773650, 9434125, 18868250]

約数ペア:

[(1, 18868250), (2, 9434125), (5, 3773650), (10, 1886825), (25, 754730), (50, 377365), (71, 265750), (125, 150946), (142, 132875), (250, 75473), (355, 53150), (710, 26575), (1063, 17750), (1775, 10630), (2126, 8875), (3550, 5315)]