20601955

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{2243}}^1$

素因数の和:2426

約数の個数: 16

約数和(自身を含む): 27143424

約数和(自身を除く): 6541469

約数列:

[1, 5, 11, 55, 167, 835, 1837, 2243, 9185, 11215, 24673, 123365, 374581, 1872905, 4120391, 20601955]

約数ペア:

[(1, 20601955), (5, 4120391), (11, 1872905), (55, 374581), (167, 123365), (835, 24673), (1837, 11215), (2243, 9185)]