20802520617

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{1200307}}^1$

素因数の和:1200472

約数の個数: 16

約数和(自身を含む): 28519318080

約数和(自身を除く): 7716797463

約数列:

[1, 3, 53, 109, 159, 327, 5777, 17331, 1200307, 3600921, 63616271, 130833463, 190848813, 392500389, 6934173539, 20802520617]

約数ペア:

[(1, 20802520617), (3, 6934173539), (53, 392500389), (109, 190848813), (159, 130833463), (327, 63616271), (5777, 3600921), (17331, 1200307)]