20313070

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{9109}}^1$

素因数の和:9339

約数の個数: 16

約数和(自身を含む): 36731520

約数和(自身を除く): 16418450

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 9109, 18218, 45545, 91090, 2031307, 4062614, 10156535, 20313070]

約数ペア:

[(1, 20313070), (2, 10156535), (5, 4062614), (10, 2031307), (223, 91090), (446, 45545), (1115, 18218), (2230, 9109)]