20516534

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{2161}}^1$

素因数の和:2311

約数の個数: 16

約数和(自身を含む): 31755456

約数和(自身を除く): 11238922

約数列:

[1, 2, 47, 94, 101, 202, 2161, 4322, 4747, 9494, 101567, 203134, 218261, 436522, 10258267, 20516534]

約数ペア:

[(1, 20516534), (2, 10258267), (47, 436522), (94, 218261), (101, 203134), (202, 101567), (2161, 9494), (4322, 4747)]