20001064136

素因数分解:

$2^3\times {\mathrm{4721}}^1\times {\mathrm{529577}}^1$

素因数の和:534304

約数の個数: 16

約数和(自身を含む): 37510009740

約数和(自身を除く): 17508945604

約数列:

[1, 2, 4, 8, 4721, 9442, 18884, 37768, 529577, 1059154, 2118308, 4236616, 2500133017, 5000266034, 10000532068, 20001064136]

約数ペア:

[(1, 20001064136), (2, 10000532068), (4, 5000266034), (8, 2500133017), (4721, 4236616), (9442, 2118308), (18884, 1059154), (37768, 529577)]