18236903

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{431}}^1$

素因数の和:598

約数の個数: 16

約数和(自身を含む): 20528640

約数和(自身を除く): 2291737

約数列:

[1, 17, 19, 131, 323, 431, 2227, 2489, 7327, 8189, 42313, 56461, 139213, 959837, 1072759, 18236903]

約数ペア:

[(1, 18236903), (17, 1072759), (19, 959837), (131, 139213), (323, 56461), (431, 42313), (2227, 8189), (2489, 7327)]