1981937878

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1\times {\mathrm{33311}}^1$

素因数の和:33803

約数の個数: 16

約数和(自身を含む): 3022064640

約数和(自身を除く): 1040126762

約数列:

[1, 2, 71, 142, 419, 838, 29749, 33311, 59498, 66622, 2365081, 4730162, 13957309, 27914618, 990968939, 1981937878]

約数ペア:

[(1, 1981937878), (2, 990968939), (71, 27914618), (142, 13957309), (419, 4730162), (838, 2365081), (29749, 66622), (33311, 59498)]