20797259154

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{495172837}}^1$

素因数の和:495172849

約数の個数: 16

約数和(自身を含む): 47536592448

約数和(自身を除く): 26739333294

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 495172837, 990345674, 1485518511, 2971037022, 3466209859, 6932419718, 10398629577, 20797259154]

約数ペア:

[(1, 20797259154), (2, 10398629577), (3, 6932419718), (6, 3466209859), (7, 2971037022), (14, 1485518511), (21, 990345674), (42, 495172837)]