201909812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{3882881}}^1$

素因数の和:3882898

約数の個数: 12

約数和(自身を含む): 380522436

約数和(自身を除く): 178612624

約数列:

[1, 2, 4, 13, 26, 52, 3882881, 7765762, 15531524, 50477453, 100954906, 201909812]

約数ペア:

[(1, 201909812), (2, 100954906), (4, 50477453), (13, 15531524), (26, 7765762), (52, 3882881)]