2019928475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{4252481}}^1$

素因数の和:4252510

約数の個数: 12

約数和(自身を含む): 2636538840

約数和(自身を除く): 616610365

約数列:

[1, 5, 19, 25, 95, 475, 4252481, 21262405, 80797139, 106312025, 403985695, 2019928475]

約数ペア:

[(1, 2019928475), (5, 403985695), (19, 106312025), (25, 80797139), (95, 21262405), (475, 4252481)]