20096615

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{7457}}^1$

素因数の和:7487

約数の個数: 24

約数和(自身を含む): 30607632

約数和(自身を除く): 10511017

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 2695, 7457, 37285, 52199, 82027, 260995, 365393, 410135, 574189, 1826965, 2870945, 4019323, 20096615]

約数ペア:

[(1, 20096615), (5, 4019323), (7, 2870945), (11, 1826965), (35, 574189), (49, 410135), (55, 365393), (77, 260995), (245, 82027), (385, 52199), (539, 37285), (2695, 7457)]