20165354853

素因数分解:

$3^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{1556329}}^1$

素因数の和:1556956

約数の個数: 16

約数和(自身を含む): 30777982080

約数和(自身を除く): 10612627227

約数列:

[1, 3, 7, 21, 617, 1851, 4319, 12957, 1556329, 4668987, 10894303, 32682909, 960254993, 2880764979, 6721784951, 20165354853]

約数ペア:

[(1, 20165354853), (3, 6721784951), (7, 2880764979), (21, 960254993), (617, 32682909), (1851, 10894303), (4319, 4668987), (12957, 1556329)]