20411241

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1\times {\mathrm{311}}^1$

素因数の和:612

約数の個数: 16

約数和(自身を含む): 27675648

約数和(自身を除く): 7264407

約数列:

[1, 3, 131, 167, 311, 393, 501, 933, 21877, 40741, 51937, 65631, 122223, 155811, 6803747, 20411241]

約数ペア:

[(1, 20411241), (3, 6803747), (131, 155811), (167, 122223), (311, 65631), (393, 51937), (501, 40741), (933, 21877)]