19954530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{221717}}^1$

素因数の和:221730

約数の個数: 24

約数和(自身を含む): 51882012

約数和(自身を除く): 31927482

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 221717, 443434, 665151, 1108585, 1330302, 1995453, 2217170, 3325755, 3990906, 6651510, 9977265, 19954530]

約数ペア:

[(1, 19954530), (2, 9977265), (3, 6651510), (5, 3990906), (6, 3325755), (9, 2217170), (10, 1995453), (15, 1330302), (18, 1108585), (30, 665151), (45, 443434), (90, 221717)]