20984945846

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1021}}^1\times {\mathrm{540877}}^1$

素因数の和:541919

約数の個数: 16

約数和(自身を含む): 33166638960

約数和(自身を除く): 12181693114

約数列:

[1, 2, 19, 38, 1021, 2042, 19399, 38798, 540877, 1081754, 10276663, 20553326, 552235417, 1104470834, 10492472923, 20984945846]

約数ペア:

[(1, 20984945846), (2, 10492472923), (19, 1104470834), (38, 552235417), (1021, 20553326), (2042, 10276663), (19399, 1081754), (38798, 540877)]