20199590365

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{372377}}^1$

素因数の和:372972

約数の個数: 16

約数和(自身を含む): 25560025920

約数和(自身を除く): 5360435555

約数列:

[1, 5, 19, 95, 571, 2855, 10849, 54245, 372377, 1861885, 7075163, 35375815, 212627267, 1063136335, 4039918073, 20199590365]

約数ペア:

[(1, 20199590365), (5, 4039918073), (19, 1063136335), (95, 212627267), (571, 35375815), (2855, 7075163), (10849, 1861885), (54245, 372377)]