20403089276

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{10691}}^1\times {\mathrm{25111}}^1$

素因数の和:35825

約数の個数: 24

約数和(自身を含む): 37589650560

約数和(自身を除く): 17186561284

約数列:

[1, 2, 4, 19, 38, 76, 10691, 21382, 25111, 42764, 50222, 100444, 203129, 406258, 477109, 812516, 954218, 1908436, 268461701, 536923402, 1073846804, 5100772319, 10201544638, 20403089276]

約数ペア:

[(1, 20403089276), (2, 10201544638), (4, 5100772319), (19, 1073846804), (38, 536923402), (76, 268461701), (10691, 1908436), (21382, 954218), (25111, 812516), (42764, 477109), (50222, 406258), (100444, 203129)]