19952426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{1933}}^1$

素因数の和:2345

約数の個数: 16

約数和(自身を含む): 32328744

約数和(自身を除く): 12376318

約数列:

[1, 2, 13, 26, 397, 794, 1933, 3866, 5161, 10322, 25129, 50258, 767401, 1534802, 9976213, 19952426]

約数ペア:

[(1, 19952426), (2, 9976213), (13, 1534802), (26, 767401), (397, 50258), (794, 25129), (1933, 10322), (3866, 5161)]