20127541

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2141}}^1$

素因数の和:2244

約数の個数: 16

約数和(自身を含む): 24675840

約数和(自身を除く): 4548299

約数列:

[1, 7, 17, 79, 119, 553, 1343, 2141, 9401, 14987, 36397, 169139, 254779, 1183973, 2875363, 20127541]

約数ペア:

[(1, 20127541), (7, 2875363), (17, 1183973), (79, 254779), (119, 169139), (553, 36397), (1343, 14987), (2141, 9401)]