20439830545

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{1092163}}^1$

素因数の和:1092384

約数の個数: 16

約数和(自身を含む): 25949816640

約数和(自身を除く): 5509986095

約数列:

[1, 5, 19, 95, 197, 985, 3743, 18715, 1092163, 5460815, 20751097, 103755485, 215156111, 1075780555, 4087966109, 20439830545]

約数ペア:

[(1, 20439830545), (5, 4087966109), (19, 1075780555), (95, 215156111), (197, 103755485), (985, 20751097), (3743, 5460815), (18715, 1092163)]