20204367043

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{171673}}^1$

素因数の和:171763

約数の個数: 32

約数和(自身を含む): 26105435136

約数和(自身を除く): 5901068093

約数列:

[1, 7, 17, 23, 43, 119, 161, 301, 391, 731, 989, 2737, 5117, 6923, 16813, 117691, 171673, 1201711, 2918441, 3948479, 7381939, 20429087, 27639353, 51673573, 67124143, 125492963, 169784597, 469869001, 878450741, 1188492179, 2886338149, 20204367043]

約数ペア:

[(1, 20204367043), (7, 2886338149), (17, 1188492179), (23, 878450741), (43, 469869001), (119, 169784597), (161, 125492963), (301, 67124143), (391, 51673573), (731, 27639353), (989, 20429087), (2737, 7381939), (5117, 3948479), (6923, 2918441), (16813, 1201711), (117691, 171673)]