1638862874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{3527}}^1\times {\mathrm{21121}}^1$

素因数の和:24661

約数の個数: 16

約数和(自身を含む): 2682662976

約数和(自身を除く): 1043800102

約数列:

[1, 2, 11, 22, 3527, 7054, 21121, 38797, 42242, 77594, 232331, 464662, 74493767, 148987534, 819431437, 1638862874]

約数ペア:

[(1, 1638862874), (2, 819431437), (11, 148987534), (22, 74493767), (3527, 464662), (7054, 232331), (21121, 77594), (38797, 42242)]