20126533

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{677}}^1$

素因数の和:852

約数の個数: 16

約数和(自身を含む): 23952384

約数和(自身を除く): 3825851

約数列:

[1, 7, 31, 137, 217, 677, 959, 4247, 4739, 20987, 29729, 92749, 146909, 649243, 2875219, 20126533]

約数ペア:

[(1, 20126533), (7, 2875219), (31, 649243), (137, 146909), (217, 92749), (677, 29729), (959, 20987), (4247, 4739)]