90403856

素因数分解:

$2^4\times {\mathrm{421}}^1\times {\mathrm{13421}}^1$

素因数の和:13850

約数の個数: 20

約数和(自身を含む): 175586604

約数和(自身を除く): 85182748

約数列:

[1, 2, 4, 8, 16, 421, 842, 1684, 3368, 6736, 13421, 26842, 53684, 107368, 214736, 5650241, 11300482, 22600964, 45201928, 90403856]

約数ペア:

[(1, 90403856), (2, 45201928), (4, 22600964), (8, 11300482), (16, 5650241), (421, 214736), (842, 107368), (1684, 53684), (3368, 26842), (6736, 13421)]