22520519

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3253}}^1$

素因数の和:3326

約数の個数: 16

約数和(自身を含む): 27489792

約数和(自身を除く): 4969273

約数列:

[1, 7, 23, 43, 161, 301, 989, 3253, 6923, 22771, 74819, 139879, 523733, 979153, 3217217, 22520519]

約数ペア:

[(1, 22520519), (7, 3217217), (23, 979153), (43, 523733), (161, 139879), (301, 74819), (989, 22771), (3253, 6923)]