18218645

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{9319}}^1$

素因数の和:9364

約数の個数: 16

約数和(自身を含む): 24157440

約数和(自身を除く): 5938795

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 9319, 46595, 158423, 214337, 792115, 1071685, 3643729, 18218645]

約数ペア:

[(1, 18218645), (5, 3643729), (17, 1071685), (23, 792115), (85, 214337), (115, 158423), (391, 46595), (1955, 9319)]