19306818

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{26161}}^1$

素因数の和:26210

約数の個数: 24

約数和(自身を含む): 42853356

約数和(自身を除く): 23546538

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 26161, 52322, 78483, 156966, 235449, 470898, 1072601, 2145202, 3217803, 6435606, 9653409, 19306818]

約数ペア:

[(1, 19306818), (2, 9653409), (3, 6435606), (6, 3217803), (9, 2145202), (18, 1072601), (41, 470898), (82, 235449), (123, 156966), (246, 78483), (369, 52322), (738, 26161)]