20179866

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{68639}}^1$

素因数の和:68658

約数の個数: 24

約数和(自身を含む): 46949760

約数和(自身を除く): 26769894

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 68639, 137278, 205917, 411834, 480473, 960946, 1441419, 2882838, 3363311, 6726622, 10089933, 20179866]

約数ペア:

[(1, 20179866), (2, 10089933), (3, 6726622), (6, 3363311), (7, 2882838), (14, 1441419), (21, 960946), (42, 480473), (49, 411834), (98, 205917), (147, 137278), (294, 68639)]