18326275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{647}}^1$

素因数の和:771

約数の個数: 24

約数和(自身を含む): 25069824

約数和(自身を除く): 6743549

約数列:

[1, 5, 11, 25, 55, 103, 275, 515, 647, 1133, 2575, 3235, 5665, 7117, 16175, 28325, 35585, 66641, 177925, 333205, 733051, 1666025, 3665255, 18326275]

約数ペア:

[(1, 18326275), (5, 3665255), (11, 1666025), (25, 733051), (55, 333205), (103, 177925), (275, 66641), (515, 35585), (647, 28325), (1133, 16175), (2575, 7117), (3235, 5665)]