20865706

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1\times {\mathrm{617}}^1$

素因数の和:1113

約数の個数: 16

約数和(自身を含む): 32267016

約数和(自身を除く): 11401310

約数列:

[1, 2, 37, 74, 457, 617, 914, 1234, 16909, 22829, 33818, 45658, 281969, 563938, 10432853, 20865706]

約数ペア:

[(1, 20865706), (2, 10432853), (37, 563938), (74, 281969), (457, 45658), (617, 33818), (914, 22829), (1234, 16909)]