20120778639

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{7649}}^1\times {\mathrm{22483}}^1$

素因数の和:30151

約数の個数: 24

約数和(自身を含む): 31304473200

約数和(自身を除く): 11183694561

約数列:

[1, 3, 9, 13, 39, 117, 7649, 22483, 22947, 67449, 68841, 99437, 202347, 292279, 298311, 876837, 894933, 2630511, 171972467, 515917401, 1547752203, 2235642071, 6706926213, 20120778639]

約数ペア:

[(1, 20120778639), (3, 6706926213), (9, 2235642071), (13, 1547752203), (39, 515917401), (117, 171972467), (7649, 2630511), (22483, 894933), (22947, 876837), (67449, 298311), (68841, 292279), (99437, 202347)]