20176448439

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1109}}^1\times {\mathrm{18433}}^1$

素因数の和:19599

約数の個数: 32

約数和(自身を含む): 31429232640

約数和(自身を除く): 11252784201

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 1109, 3327, 7763, 18433, 23289, 52123, 55299, 129031, 156369, 364861, 387093, 866351, 1094583, 2599053, 6064457, 18193371, 20442197, 61326591, 143095379, 429286137, 960783259, 2882349777, 6725482813, 20176448439]

約数ペア:

[(1, 20176448439), (3, 6725482813), (7, 2882349777), (21, 960783259), (47, 429286137), (141, 143095379), (329, 61326591), (987, 20442197), (1109, 18193371), (3327, 6064457), (7763, 2599053), (18433, 1094583), (23289, 866351), (52123, 387093), (55299, 364861), (129031, 156369)]