218291228

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{6397}}^1$

素因数の和:6869

約数の個数: 24

約数和(自身を含む): 403074000

約数和(自身を除く): 184782772

約数列:

[1, 2, 4, 19, 38, 76, 449, 898, 1796, 6397, 8531, 12794, 17062, 25588, 34124, 121543, 243086, 486172, 2872253, 5744506, 11489012, 54572807, 109145614, 218291228]

約数ペア:

[(1, 218291228), (2, 109145614), (4, 54572807), (19, 11489012), (38, 5744506), (76, 2872253), (449, 486172), (898, 243086), (1796, 121543), (6397, 34124), (8531, 25588), (12794, 17062)]