19518942

素因数分解:

$2^1\times 3^1\times {\mathrm{113}}^1\times {\mathrm{28789}}^1$

素因数の和:28907

約数の個数: 16

約数和(自身を含む): 39384720

約数和(自身を除く): 19865778

約数列:

[1, 2, 3, 6, 113, 226, 339, 678, 28789, 57578, 86367, 172734, 3253157, 6506314, 9759471, 19518942]

約数ペア:

[(1, 19518942), (2, 9759471), (3, 6506314), (6, 3253157), (113, 172734), (226, 86367), (339, 57578), (678, 28789)]