16538680

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3659}}^1$

素因数の和:3783

約数の個数: 32

約数和(自身を含む): 37551600

約数和(自身を除く): 21012920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 3659, 4520, 7318, 14636, 18295, 29272, 36590, 73180, 146360, 413467, 826934, 1653868, 2067335, 3307736, 4134670, 8269340, 16538680]

約数ペア:

[(1, 16538680), (2, 8269340), (4, 4134670), (5, 3307736), (8, 2067335), (10, 1653868), (20, 826934), (40, 413467), (113, 146360), (226, 73180), (452, 36590), (565, 29272), (904, 18295), (1130, 14636), (2260, 7318), (3659, 4520)]