20512697716

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{3608849}}^1$

素因数の和:3608896

約数の個数: 36

約数和(自身を含む): 43197934500

約数和(自身を除く): 22685236784

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 203, 406, 812, 1421, 2842, 5684, 3608849, 7217698, 14435396, 25261943, 50523886, 101047772, 104656621, 176833601, 209313242, 353667202, 418626484, 707334404, 732596347, 1465192694, 2930385388, 5128174429, 10256348858, 20512697716]

約数ペア:

[(1, 20512697716), (2, 10256348858), (4, 5128174429), (7, 2930385388), (14, 1465192694), (28, 732596347), (29, 707334404), (49, 418626484), (58, 353667202), (98, 209313242), (116, 176833601), (196, 104656621), (203, 101047772), (406, 50523886), (812, 25261943), (1421, 14435396), (2842, 7217698), (5684, 3608849)]