2005718402

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{1091}}^1\times {\mathrm{21377}}^1$

素因数の和:22513

約数の個数: 16

約数和(自身を含む): 3081510432

約数和(自身を除く): 1075792030

約数列:

[1, 2, 43, 86, 1091, 2182, 21377, 42754, 46913, 93826, 919211, 1838422, 23322307, 46644614, 1002859201, 2005718402]

約数ペア:

[(1, 2005718402), (2, 1002859201), (43, 46644614), (86, 23322307), (1091, 1838422), (2182, 919211), (21377, 93826), (42754, 46913)]