19033273

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:456

約数の個数: 16

約数和(自身を含む): 22256640

約数和(自身を除く): 3223367

約数列:

[1, 7, 89, 137, 223, 623, 959, 1561, 12193, 19847, 30551, 85351, 138929, 213857, 2719039, 19033273]

約数ペア:

[(1, 19033273), (7, 2719039), (89, 213857), (137, 138929), (223, 85351), (623, 30551), (959, 19847), (1561, 12193)]