20157627378

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3452831}}^1$

素因数の和:3452982

約数の個数: 32

約数和(自身を含む): 46406062080

約数和(自身を除く): 26248434702

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 139, 278, 417, 834, 973, 1946, 2919, 5838, 3452831, 6905662, 10358493, 20716986, 24169817, 48339634, 72509451, 145018902, 479943509, 959887018, 1439830527, 2879661054, 3359604563, 6719209126, 10078813689, 20157627378]

約数ペア:

[(1, 20157627378), (2, 10078813689), (3, 6719209126), (6, 3359604563), (7, 2879661054), (14, 1439830527), (21, 959887018), (42, 479943509), (139, 145018902), (278, 72509451), (417, 48339634), (834, 24169817), (973, 20716986), (1946, 10358493), (2919, 6905662), (5838, 3452831)]