19820066

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61553}}^1$

素因数の和:61585

約数の個数: 16

約数和(自身を含む): 35455104

約数和(自身を除く): 15635038

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 61553, 123106, 430871, 861742, 1415719, 2831438, 9910033, 19820066]

約数ペア:

[(1, 19820066), (2, 9910033), (7, 2831438), (14, 1415719), (23, 861742), (46, 430871), (161, 123106), (322, 61553)]