13127216

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{20011}}^1$

素因数の和:20060

約数の個数: 20

約数和(自身を含む): 26055624

約数和(自身を除く): 12928408

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 20011, 40022, 80044, 160088, 320176, 820451, 1640902, 3281804, 6563608, 13127216]

約数ペア:

[(1, 13127216), (2, 6563608), (4, 3281804), (8, 1640902), (16, 820451), (41, 320176), (82, 160088), (164, 80044), (328, 40022), (656, 20011)]