20595874187

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{977}}^1\times {\mathrm{25307}}^1$

素因数の和:26315

約数の個数: 24

約数和(自身を含む): 25394755824

約数和(自身を除く): 4798881637

約数列:

[1, 7, 17, 49, 119, 833, 977, 6839, 16609, 25307, 47873, 116263, 177149, 430219, 813841, 1240043, 3011533, 21080731, 24724939, 173074573, 420323963, 1211522011, 2942267741, 20595874187]

約数ペア:

[(1, 20595874187), (7, 2942267741), (17, 1211522011), (49, 420323963), (119, 173074573), (833, 24724939), (977, 21080731), (6839, 3011533), (16609, 1240043), (25307, 813841), (47873, 430219), (116263, 177149)]