201392668

素因数分解:

$2^2\times {\mathrm{113}}^2\times {\mathrm{3943}}^1$

素因数の和:4173

約数の個数: 18

約数和(自身を含む): 355673864

約数和(自身を除く): 154281196

約数列:

[1, 2, 4, 113, 226, 452, 3943, 7886, 12769, 15772, 25538, 51076, 445559, 891118, 1782236, 50348167, 100696334, 201392668]

約数ペア:

[(1, 201392668), (2, 100696334), (4, 50348167), (113, 1782236), (226, 891118), (452, 445559), (3943, 51076), (7886, 25538), (12769, 15772)]