20578942

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{1597}}^1$

素因数の和:1995

約数の個数: 16

約数和(自身を含む): 32790960

約数和(自身を除く): 12212018

約数列:

[1, 2, 17, 34, 379, 758, 1597, 3194, 6443, 12886, 27149, 54298, 605263, 1210526, 10289471, 20578942]

約数ペア:

[(1, 20578942), (2, 10289471), (17, 1210526), (34, 605263), (379, 54298), (758, 27149), (1597, 12886), (3194, 6443)]