4131088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19861}}^1$

素因数の和:19882

約数の個数: 20

約数和(自身を含む): 8620108

約数和(自身を除く): 4489020

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 19861, 39722, 79444, 158888, 258193, 317776, 516386, 1032772, 2065544, 4131088]

約数ペア:

[(1, 4131088), (2, 2065544), (4, 1032772), (8, 516386), (13, 317776), (16, 258193), (26, 158888), (52, 79444), (104, 39722), (208, 19861)]