2019905105

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{151}}^1\times {\mathrm{7411}}^1$

素因数の和:7605

約数の個数: 24

約数和(自身を含む): 2575462464

約数和(自身を除く): 555557359

約数列:

[1, 5, 19, 95, 151, 361, 755, 1805, 2869, 7411, 14345, 37055, 54511, 140809, 272555, 704045, 1119061, 2675371, 5595305, 13376855, 21262159, 106310795, 403981021, 2019905105]

約数ペア:

[(1, 2019905105), (5, 403981021), (19, 106310795), (95, 21262159), (151, 13376855), (361, 5595305), (755, 2675371), (1805, 1119061), (2869, 704045), (7411, 272555), (14345, 140809), (37055, 54511)]