20129252479

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{3167}}^1\times {\mathrm{6827}}^1$

素因数の和:10027

約数の個数: 24

約数和(自身を含む): 24659458560

約数和(自身を除く): 4530206081

約数列:

[1, 7, 19, 49, 133, 931, 3167, 6827, 22169, 47789, 60173, 129713, 155183, 334523, 421211, 907991, 2948477, 6355937, 21621109, 151347763, 410801071, 1059434341, 2875607497, 20129252479]

約数ペア:

[(1, 20129252479), (7, 2875607497), (19, 1059434341), (49, 410801071), (133, 151347763), (931, 21621109), (3167, 6355937), (6827, 2948477), (22169, 907991), (47789, 421211), (60173, 334523), (129713, 155183)]