20381028

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{99907}}^1$

素因数の和:99931

約数の個数: 24

約数和(自身を含む): 50353632

約数和(自身を除く): 29972604

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 99907, 199814, 299721, 399628, 599442, 1198884, 1698419, 3396838, 5095257, 6793676, 10190514, 20381028]

約数ペア:

[(1, 20381028), (2, 10190514), (3, 6793676), (4, 5095257), (6, 3396838), (12, 1698419), (17, 1198884), (34, 599442), (51, 399628), (68, 299721), (102, 199814), (204, 99907)]