12688426

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{2377}}^1$

素因数の和:2553

約数の個数: 16

約数和(自身を含む): 20289096

約数和(自身を除く): 7600670

約数列:

[1, 2, 17, 34, 157, 314, 2377, 2669, 4754, 5338, 40409, 80818, 373189, 746378, 6344213, 12688426]

約数ペア:

[(1, 12688426), (2, 6344213), (17, 746378), (34, 373189), (157, 80818), (314, 40409), (2377, 5338), (2669, 4754)]