19233790

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{21611}}^1$

素因数の和:21707

約数の個数: 16

約数和(自身を含む): 35011440

約数和(自身を除く): 15777650

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 21611, 43222, 108055, 216110, 1923379, 3846758, 9616895, 19233790]

約数ペア:

[(1, 19233790), (2, 9616895), (5, 3846758), (10, 1923379), (89, 216110), (178, 108055), (445, 43222), (890, 21611)]