20425687

素因数分解:

${\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:390

約数の個数: 16

約数和(自身を含む): 22325760

約数和(自身を除く): 1900073

約数列:

[1, 17, 67, 79, 227, 1139, 1343, 3859, 5293, 15209, 17933, 89981, 258553, 304861, 1201511, 20425687]

約数ペア:

[(1, 20425687), (17, 1201511), (67, 304861), (79, 258553), (227, 89981), (1139, 17933), (1343, 15209), (3859, 5293)]