20179218536

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{12473}}^1\times {\mathrm{4703}}^1$

素因数の和:17225

約数の個数: 32

約数和(自身を含む): 38727279360

約数和(自身を除く): 18548060824

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 4703, 9406, 12473, 18812, 24946, 37624, 49892, 99784, 202229, 404458, 536339, 808916, 1072678, 1617832, 2145356, 4290712, 58660519, 117321038, 234642076, 469284152, 2522402317, 5044804634, 10089609268, 20179218536]

約数ペア:

[(1, 20179218536), (2, 10089609268), (4, 5044804634), (8, 2522402317), (43, 469284152), (86, 234642076), (172, 117321038), (344, 58660519), (4703, 4290712), (9406, 2145356), (12473, 1617832), (18812, 1072678), (24946, 808916), (37624, 536339), (49892, 404458), (99784, 202229)]