20172279631

素因数分解:

$7^1\times {\mathrm{211}}^1\times {\mathrm{2081}}^1\times {\mathrm{6563}}^1$

素因数の和:8862

約数の個数: 16

約数和(自身を含む): 23177956608

約数和(自身を除く): 3005676977

約数列:

[1, 7, 211, 1477, 2081, 6563, 14567, 45941, 439091, 1384793, 3073637, 9693551, 13657603, 95603221, 2881754233, 20172279631]

約数ペア:

[(1, 20172279631), (7, 2881754233), (211, 95603221), (1477, 13657603), (2081, 9693551), (6563, 3073637), (14567, 1384793), (45941, 439091)]