203781812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{3918881}}^1$

素因数の和:3918898

約数の個数: 12

約数和(自身を含む): 384050436

約数和(自身を除く): 180268624

約数列:

[1, 2, 4, 13, 26, 52, 3918881, 7837762, 15675524, 50945453, 101890906, 203781812]

約数ペア:

[(1, 203781812), (2, 101890906), (4, 50945453), (13, 15675524), (26, 7837762), (52, 3918881)]