20316738

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13709}}^1$

素因数の和:13746

約数の個数: 32

約数和(自身を含む): 46065600

約数和(自身を除く): 25748862

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 494, 741, 1482, 13709, 27418, 41127, 82254, 178217, 260471, 356434, 520942, 534651, 781413, 1069302, 1562826, 3386123, 6772246, 10158369, 20316738]

約数ペア:

[(1, 20316738), (2, 10158369), (3, 6772246), (6, 3386123), (13, 1562826), (19, 1069302), (26, 781413), (38, 534651), (39, 520942), (57, 356434), (78, 260471), (114, 178217), (247, 82254), (494, 41127), (741, 27418), (1482, 13709)]