20567554

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{7237}}^1$

素因数の和:7282

約数の個数: 24

約数和(自身を含む): 37130940

約数和(自身を除く): 16563386

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 406, 1421, 2842, 7237, 14474, 50659, 101318, 209873, 354613, 419746, 709226, 1469111, 2938222, 10283777, 20567554]

約数ペア:

[(1, 20567554), (2, 10283777), (7, 2938222), (14, 1469111), (29, 709226), (49, 419746), (58, 354613), (98, 209873), (203, 101318), (406, 50659), (1421, 14474), (2842, 7237)]