642053956

素因数分解:

$2^2\times {\mathrm{2531}}^1\times {\mathrm{63419}}^1$

素因数の和:65954

約数の個数: 12

約数和(自身を含む): 1124056080

約数和(自身を除く): 482002124

約数列:

[1, 2, 4, 2531, 5062, 10124, 63419, 126838, 253676, 160513489, 321026978, 642053956]

約数ペア:

[(1, 642053956), (2, 321026978), (4, 160513489), (2531, 253676), (5062, 126838), (10124, 63419)]