20563398

素因数分解:

$2^1\times 3^2\times {\mathrm{101}}^1\times {\mathrm{11311}}^1$

素因数の和:11420

約数の個数: 24

約数和(自身を含む): 44999136

約数和(自身を除く): 24435738

約数列:

[1, 2, 3, 6, 9, 18, 101, 202, 303, 606, 909, 1818, 11311, 22622, 33933, 67866, 101799, 203598, 1142411, 2284822, 3427233, 6854466, 10281699, 20563398]

約数ペア:

[(1, 20563398), (2, 10281699), (3, 6854466), (6, 3427233), (9, 2284822), (18, 1142411), (101, 203598), (202, 101799), (303, 67866), (606, 33933), (909, 22622), (1818, 11311)]