20549405

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{1699}}^1$

素因数の和:1804

約数の個数: 16

約数和(自身を含む): 25704000

約数和(自身を除く): 5154595

約数列:

[1, 5, 41, 59, 205, 295, 1699, 2419, 8495, 12095, 69659, 100241, 348295, 501205, 4109881, 20549405]

約数ペア:

[(1, 20549405), (5, 4109881), (41, 501205), (59, 348295), (205, 100241), (295, 69659), (1699, 12095), (2419, 8495)]