18945446

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{42863}}^1$

素因数の和:42895

約数の個数: 16

約数和(自身を含む): 32405184

約数和(自身を除く): 13459738

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 42863, 85726, 557219, 728671, 1114438, 1457342, 9472723, 18945446]

約数ペア:

[(1, 18945446), (2, 9472723), (13, 1457342), (17, 1114438), (26, 728671), (34, 557219), (221, 85726), (442, 42863)]