20590418

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1\times {\mathrm{691}}^1$

素因数の和:1057

約数の個数: 16

約数和(自身を含む): 31688064

約数和(自身を除く): 11097646

約数列:

[1, 2, 47, 94, 317, 634, 691, 1382, 14899, 29798, 32477, 64954, 219047, 438094, 10295209, 20590418]

約数ペア:

[(1, 20590418), (2, 10295209), (47, 438094), (94, 219047), (317, 64954), (634, 32477), (691, 29798), (1382, 14899)]