12454928176

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{18986171}}^1$

素因数の和:18986220

約数の個数: 20

約数和(自身を含む): 24719995944

約数和(自身を除く): 12265067768

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 18986171, 37972342, 75944684, 151889368, 303778736, 778433011, 1556866022, 3113732044, 6227464088, 12454928176]

約数ペア:

[(1, 12454928176), (2, 6227464088), (4, 3113732044), (8, 1556866022), (16, 778433011), (41, 303778736), (82, 151889368), (164, 75944684), (328, 37972342), (656, 18986171)]