20681799262

素因数分解:

$2^1\times {\mathrm{179}}^1\times {\mathrm{1061}}^1\times {\mathrm{54449}}^1$

素因数の和:55691

約数の個数: 16

約数和(自身を含む): 31225986000

約数和(自身を除く): 10544186738

約数列:

[1, 2, 179, 358, 1061, 2122, 54449, 108898, 189919, 379838, 9746371, 19492742, 57770389, 115540778, 10340899631, 20681799262]

約数ペア:

[(1, 20681799262), (2, 10340899631), (179, 115540778), (358, 57770389), (1061, 19492742), (2122, 9746371), (54449, 379838), (108898, 189919)]