18325390

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{2179}}^1$

素因数の和:2244

約数の個数: 24

約数和(自身を含む): 34178040

約数和(自身を除く): 15852650

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 841, 1682, 2179, 4205, 4358, 8410, 10895, 21790, 63191, 126382, 315955, 631910, 1832539, 3665078, 9162695, 18325390]

約数ペア:

[(1, 18325390), (2, 9162695), (5, 3665078), (10, 1832539), (29, 631910), (58, 315955), (145, 126382), (290, 63191), (841, 21790), (1682, 10895), (2179, 8410), (4205, 4358)]