16980372

素因数分解:

$2^2\times 3^2\times {\mathrm{471677}}^1$

素因数の和:471687

約数の個数: 18

約数和(自身を含む): 42922698

約数和(自身を除く): 25942326

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 471677, 943354, 1415031, 1886708, 2830062, 4245093, 5660124, 8490186, 16980372]

約数ペア:

[(1, 16980372), (2, 8490186), (3, 5660124), (4, 4245093), (6, 2830062), (9, 1886708), (12, 1415031), (18, 943354), (36, 471677)]