203695216

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{310511}}^1$

素因数の和:310560

約数の個数: 20

約数和(自身を含む): 404286624

約数和(自身を除く): 200591408

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 310511, 621022, 1242044, 2484088, 4968176, 12730951, 25461902, 50923804, 101847608, 203695216]

約数ペア:

[(1, 203695216), (2, 101847608), (4, 50923804), (8, 25461902), (16, 12730951), (41, 4968176), (82, 2484088), (164, 1242044), (328, 621022), (656, 310511)]