218364568

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{75611}}^1$

素因数の和:75655

約数の個数: 24

約数和(自身を含む): 432122580

約数和(自身を除く): 213758012

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 75611, 151222, 302444, 604888, 1436609, 2873218, 5746436, 11492872, 27295571, 54591142, 109182284, 218364568]

約数ペア:

[(1, 218364568), (2, 109182284), (4, 54591142), (8, 27295571), (19, 11492872), (38, 5746436), (76, 2873218), (152, 1436609), (361, 604888), (722, 302444), (1444, 151222), (2888, 75611)]