18187845

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4909}}^1$

素因数の和:4949

約数の個数: 32

約数和(自身を含む): 32995200

約数和(自身を除く): 14807355

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 4909, 14727, 24545, 63817, 73635, 93271, 191451, 279813, 319085, 466355, 957255, 1212523, 1399065, 3637569, 6062615, 18187845]

約数ペア:

[(1, 18187845), (3, 6062615), (5, 3637569), (13, 1399065), (15, 1212523), (19, 957255), (39, 466355), (57, 319085), (65, 279813), (95, 191451), (195, 93271), (247, 73635), (285, 63817), (741, 24545), (1235, 14727), (3705, 4909)]