20412501950

素因数分解:

$2^1\times 5^2\times {\mathrm{408250039}}^1$

素因数の和:408250051

約数の個数: 12

約数和(自身を含む): 37967253720

約数和(自身を除く): 17554751770

約数列:

[1, 2, 5, 10, 25, 50, 408250039, 816500078, 2041250195, 4082500390, 10206250975, 20412501950]

約数ペア:

[(1, 20412501950), (2, 10206250975), (5, 4082500390), (10, 2041250195), (25, 816500078), (50, 408250039)]