20472683

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{5657}}^1$

素因数の和:5722

約数の個数: 16

約数和(自身を含む): 26072064

約数和(自身を除く): 5599381

約数列:

[1, 7, 11, 47, 77, 329, 517, 3619, 5657, 39599, 62227, 265879, 435589, 1861153, 2924669, 20472683]

約数ペア:

[(1, 20472683), (7, 2924669), (11, 1861153), (47, 435589), (77, 265879), (329, 62227), (517, 39599), (3619, 5657)]