71764432

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{109397}}^1$

素因数の和:109446

約数の個数: 20

約数和(自身を含む): 142436196

約数和(自身を除く): 70671764

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 109397, 218794, 437588, 875176, 1750352, 4485277, 8970554, 17941108, 35882216, 71764432]

約数ペア:

[(1, 71764432), (2, 35882216), (4, 17941108), (8, 8970554), (16, 4485277), (41, 1750352), (82, 875176), (164, 437588), (328, 218794), (656, 109397)]