20199031705

素因数分解:

$5^1\times {\mathrm{311}}^1\times {\mathrm{3169}}^1\times {\mathrm{4099}}^1$

素因数の和:7584

約数の個数: 16

約数和(自身を含む): 24330384000

約数和(自身を除く): 4131352295

約数列:

[1, 5, 311, 1555, 3169, 4099, 15845, 20495, 985559, 1274789, 4927795, 6373945, 12989731, 64948655, 4039806341, 20199031705]

約数ペア:

[(1, 20199031705), (5, 4039806341), (311, 64948655), (1555, 12989731), (3169, 6373945), (4099, 4927795), (15845, 1274789), (20495, 985559)]