2649207824

素因数分解:

$2^4\times {\mathrm{2531}}^1\times {\mathrm{65419}}^1$

素因数の和:67958

約数の個数: 20

約数和(自身を含む): 5134946640

約数和(自身を除く): 2485738816

約数列:

[1, 2, 4, 8, 16, 2531, 5062, 10124, 20248, 40496, 65419, 130838, 261676, 523352, 1046704, 165575489, 331150978, 662301956, 1324603912, 2649207824]

約数ペア:

[(1, 2649207824), (2, 1324603912), (4, 662301956), (8, 331150978), (16, 165575489), (2531, 1046704), (5062, 523352), (10124, 261676), (20248, 130838), (40496, 65419)]