18815422

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{613}}^1$

素因数の和:867

約数の個数: 16

約数和(自身を含む): 28735200

約数和(自身を除く): 9919778

約数列:

[1, 2, 103, 149, 206, 298, 613, 1226, 15347, 30694, 63139, 91337, 126278, 182674, 9407711, 18815422]

約数ペア:

[(1, 18815422), (2, 9407711), (103, 182674), (149, 126278), (206, 91337), (298, 63139), (613, 30694), (1226, 15347)]