20115579

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1567}}^1$

素因数の和:1970

約数の個数: 16

約数和(自身を含む): 29352960

約数和(自身を除く): 9237381

約数列:

[1, 3, 11, 33, 389, 1167, 1567, 4279, 4701, 12837, 17237, 51711, 609563, 1828689, 6705193, 20115579]

約数ペア:

[(1, 20115579), (3, 6705193), (11, 1828689), (33, 609563), (389, 51711), (1167, 17237), (1567, 12837), (4279, 4701)]