20163618340

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{6185159}}^1$

素因数の和:6185331

約数の個数: 24

約数和(自身を含む): 42603382080

約数和(自身を除く): 22439763740

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 6185159, 12370318, 24740636, 30925795, 61851590, 123703180, 1008180917, 2016361834, 4032723668, 5040904585, 10081809170, 20163618340]

約数ペア:

[(1, 20163618340), (2, 10081809170), (4, 5040904585), (5, 4032723668), (10, 2016361834), (20, 1008180917), (163, 123703180), (326, 61851590), (652, 30925795), (815, 24740636), (1630, 12370318), (3260, 6185159)]