20237584

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66571}}^1$

素因数の和:66598

約数の個数: 20

約数和(自身を含む): 41274640

約数和(自身を除く): 21037056

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66571, 133142, 266284, 532568, 1065136, 1264849, 2529698, 5059396, 10118792, 20237584]

約数ペア:

[(1, 20237584), (2, 10118792), (4, 5059396), (8, 2529698), (16, 1264849), (19, 1065136), (38, 532568), (76, 266284), (152, 133142), (304, 66571)]