20604212

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1867}}^1$

素因数の和:1991

約数の個数: 24

約数和(自身を含む): 37658880

約数和(自身を除く): 17054668

約数列:

[1, 2, 4, 31, 62, 89, 124, 178, 356, 1867, 2759, 3734, 5518, 7468, 11036, 57877, 115754, 166163, 231508, 332326, 664652, 5151053, 10302106, 20604212]

約数ペア:

[(1, 20604212), (2, 10302106), (4, 5151053), (31, 664652), (62, 332326), (89, 231508), (124, 166163), (178, 115754), (356, 57877), (1867, 11036), (2759, 7468), (3734, 5518)]