39809942

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{2161}}^1$

素因数の和:2375

約数の個数: 16

約数和(自身を含む): 61124064

約数和(自身を除く): 21314122

約数列:

[1, 2, 61, 122, 151, 302, 2161, 4322, 9211, 18422, 131821, 263642, 326311, 652622, 19904971, 39809942]

約数ペア:

[(1, 39809942), (2, 19904971), (61, 652622), (122, 326311), (151, 263642), (302, 131821), (2161, 18422), (4322, 9211)]