20199117138

素因数分解:

$2^1\times 3^1\times {\mathrm{691}}^1\times {\mathrm{4871953}}^1$

素因数の和:4872649

約数の個数: 16

約数和(自身を含む): 40456706016

約数和(自身を除く): 20257588878

約数列:

[1, 2, 3, 6, 691, 1382, 2073, 4146, 4871953, 9743906, 14615859, 29231718, 3366519523, 6733039046, 10099558569, 20199117138]

約数ペア:

[(1, 20199117138), (2, 10099558569), (3, 6733039046), (6, 3366519523), (691, 29231718), (1382, 14615859), (2073, 9743906), (4146, 4871953)]