20975056

素因数分解:

$2^4\times {\mathrm{43}}^2\times {\mathrm{709}}^1$

素因数の和:803

約数の個数: 30

約数和(自身を含む): 41664930

約数和(自身を除く): 20689874

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 709, 1418, 1849, 2836, 3698, 5672, 7396, 11344, 14792, 29584, 30487, 60974, 121948, 243896, 487792, 1310941, 2621882, 5243764, 10487528, 20975056]

約数ペア:

[(1, 20975056), (2, 10487528), (4, 5243764), (8, 2621882), (16, 1310941), (43, 487792), (86, 243896), (172, 121948), (344, 60974), (688, 30487), (709, 29584), (1418, 14792), (1849, 11344), (2836, 7396), (3698, 5672)]