25919216

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{39511}}^1$

素因数の和:39560

約数の個数: 20

約数和(自身を含む): 51444624

約数和(自身を除く): 25525408

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 39511, 79022, 158044, 316088, 632176, 1619951, 3239902, 6479804, 12959608, 25919216]

約数ペア:

[(1, 25919216), (2, 12959608), (4, 6479804), (8, 3239902), (16, 1619951), (41, 632176), (82, 316088), (164, 158044), (328, 79022), (656, 39511)]