20192990525

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{538121}}^1$

素因数の和:538229

約数の個数: 24

約数和(自身を含む): 26690851200

約数和(自身を除く): 6497860675

約数列:

[1, 5, 19, 25, 79, 95, 395, 475, 1501, 1975, 7505, 37525, 538121, 2690605, 10224299, 13453025, 42511559, 51121495, 212557795, 255607475, 807719621, 1062788975, 4038598105, 20192990525]

約数ペア:

[(1, 20192990525), (5, 4038598105), (19, 1062788975), (25, 807719621), (79, 255607475), (95, 212557795), (395, 51121495), (475, 42511559), (1501, 13453025), (1975, 10224299), (7505, 2690605), (37525, 538121)]