661331124

素因数分解:

$2^2\times 3^2\times {\mathrm{18370309}}^1$

素因数の和:18370319

約数の個数: 18

約数和(自身を含む): 1671698210

約数和(自身を除く): 1010367086

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 18370309, 36740618, 55110927, 73481236, 110221854, 165332781, 220443708, 330665562, 661331124]

約数ペア:

[(1, 661331124), (2, 330665562), (3, 220443708), (4, 165332781), (6, 110221854), (9, 73481236), (12, 55110927), (18, 36740618), (36, 18370309)]