18322085

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2749}}^1$

素因数の和:2828

約数の個数: 16

約数和(自身を含む): 23232000

約数和(自身を除く): 4909915

約数列:

[1, 5, 31, 43, 155, 215, 1333, 2749, 6665, 13745, 85219, 118207, 426095, 591035, 3664417, 18322085]

約数ペア:

[(1, 18322085), (5, 3664417), (31, 591035), (43, 426095), (155, 118207), (215, 85219), (1333, 13745), (2749, 6665)]