19831390

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{8893}}^1$

素因数の和:9123

約数の個数: 16

約数和(自身を含む): 35860608

約数和(自身を除く): 16029218

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 8893, 17786, 44465, 88930, 1983139, 3966278, 9915695, 19831390]

約数ペア:

[(1, 19831390), (2, 9915695), (5, 3966278), (10, 1983139), (223, 88930), (446, 44465), (1115, 17786), (2230, 8893)]