20188091375

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{8500249}}^1$

素因数の和:8500283

約数の個数: 16

約数和(自身を含む): 26520780000

約数和(自身を除く): 6332688625

約数列:

[1, 5, 19, 25, 95, 125, 475, 2375, 8500249, 42501245, 161504731, 212506225, 807523655, 1062531125, 4037618275, 20188091375]

約数ペア:

[(1, 20188091375), (5, 4037618275), (19, 1062531125), (25, 807523655), (95, 212506225), (125, 161504731), (475, 42501245), (2375, 8500249)]