18208730

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{11171}}^1$

素因数の和:11341

約数の個数: 16

約数和(自身を含む): 32979744

約数和(自身を除く): 14771014

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 11171, 22342, 55855, 111710, 1820873, 3641746, 9104365, 18208730]

約数ペア:

[(1, 18208730), (2, 9104365), (5, 3641746), (10, 1820873), (163, 111710), (326, 55855), (815, 22342), (1630, 11171)]