18392275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1423}}^1$

素因数の和:1491

約数の個数: 24

約数和(自身を含む): 25426944

約数和(自身を除く): 7034669

約数列:

[1, 5, 11, 25, 47, 55, 235, 275, 517, 1175, 1423, 2585, 7115, 12925, 15653, 35575, 66881, 78265, 334405, 391325, 735691, 1672025, 3678455, 18392275]

約数ペア:

[(1, 18392275), (5, 3678455), (11, 1672025), (25, 735691), (47, 391325), (55, 334405), (235, 78265), (275, 66881), (517, 35575), (1175, 15653), (1423, 12925), (2585, 7115)]