20217437

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1783}}^1$

素因数の和:1852

約数の個数: 16

約数和(自身を含む): 23120640

約数和(自身を除く): 2903203

約数列:

[1, 17, 23, 29, 391, 493, 667, 1783, 11339, 30311, 41009, 51707, 697153, 879019, 1189261, 20217437]

約数ペア:

[(1, 20217437), (17, 1189261), (23, 879019), (29, 697153), (391, 51707), (493, 41009), (667, 30311), (1783, 11339)]