18675671

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{967}}^1$

素因数の和:1094

約数の個数: 16

約数和(自身を含む): 22302720

約数和(自身を除く): 3627049

約数列:

[1, 7, 31, 89, 217, 623, 967, 2759, 6769, 19313, 29977, 86063, 209839, 602441, 2667953, 18675671]

約数ペア:

[(1, 18675671), (7, 2667953), (31, 602441), (89, 209839), (217, 86063), (623, 29977), (967, 19313), (2759, 6769)]