18578214

素因数分解:

$2^1\times 3^3\times {\mathrm{149}}^1\times {\mathrm{2309}}^1$

素因数の和:2469

約数の個数: 32

約数和(自身を含む): 41580000

約数和(自身を除く): 23001786

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 149, 298, 447, 894, 1341, 2309, 2682, 4023, 4618, 6927, 8046, 13854, 20781, 41562, 62343, 124686, 344041, 688082, 1032123, 2064246, 3096369, 6192738, 9289107, 18578214]

約数ペア:

[(1, 18578214), (2, 9289107), (3, 6192738), (6, 3096369), (9, 2064246), (18, 1032123), (27, 688082), (54, 344041), (149, 124686), (298, 62343), (447, 41562), (894, 20781), (1341, 13854), (2309, 8046), (2682, 6927), (4023, 4618)]