20816010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{231289}}^1$

素因数の和:231302

約数の個数: 24

約数和(自身を含む): 54121860

約数和(自身を除く): 33305850

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 231289, 462578, 693867, 1156445, 1387734, 2081601, 2312890, 3469335, 4163202, 6938670, 10408005, 20816010]

約数ペア:

[(1, 20816010), (2, 10408005), (3, 6938670), (5, 4163202), (6, 3469335), (9, 2312890), (10, 2081601), (15, 1387734), (18, 1156445), (30, 693867), (45, 462578), (90, 231289)]