18692245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{2011}}^1$

素因数の和:2053

約数の個数: 24

約数和(自身を含む): 26510112

約数和(自身を除く): 7817867

約数列:

[1, 5, 11, 13, 55, 65, 143, 169, 715, 845, 1859, 2011, 9295, 10055, 22121, 26143, 110605, 130715, 287573, 339859, 1437865, 1699295, 3738449, 18692245]

約数ペア:

[(1, 18692245), (5, 3738449), (11, 1699295), (13, 1437865), (55, 339859), (65, 287573), (143, 130715), (169, 110605), (715, 26143), (845, 22121), (1859, 10055), (2011, 9295)]