20067505

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{1619}}^1$

素因数の和:1728

約数の個数: 16

約数和(自身を含む): 25116480

約数和(自身を除く): 5048975

約数列:

[1, 5, 37, 67, 185, 335, 1619, 2479, 8095, 12395, 59903, 108473, 299515, 542365, 4013501, 20067505]

約数ペア:

[(1, 20067505), (5, 4013501), (37, 542365), (67, 299515), (185, 108473), (335, 59903), (1619, 12395), (2479, 8095)]