20293405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{1531}}^1$

素因数の和:1788

約数の個数: 16

約数和(自身を含む): 26693568

約数和(自身を除く): 6400163

約数列:

[1, 5, 11, 55, 241, 1205, 1531, 2651, 7655, 13255, 16841, 84205, 368971, 1844855, 4058681, 20293405]

約数ペア:

[(1, 20293405), (5, 4058681), (11, 1844855), (55, 368971), (241, 84205), (1205, 16841), (1531, 13255), (2651, 7655)]