20886554

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{27701}}^1$

素因数の和:27745

約数の個数: 16

約数和(自身を含む): 34904520

約数和(自身を除く): 14017966

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 27701, 55402, 360113, 720226, 803329, 1606658, 10443277, 20886554]

約数ペア:

[(1, 20886554), (2, 10443277), (13, 1606658), (26, 803329), (29, 720226), (58, 360113), (377, 55402), (754, 27701)]