20238976317

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2257051}}^1$

素因数の和:2257129

約数の個数: 24

約数和(自身を含む): 31905687072

約数和(自身を除く): 11666710755

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 1281, 2989, 8967, 2257051, 6771153, 15799357, 47398071, 110595499, 137680111, 331786497, 413040333, 963760777, 2891282331, 6746325439, 20238976317]

約数ペア:

[(1, 20238976317), (3, 6746325439), (7, 2891282331), (21, 963760777), (49, 413040333), (61, 331786497), (147, 137680111), (183, 110595499), (427, 47398071), (1281, 15799357), (2989, 6771153), (8967, 2257051)]