18272023

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{661}}^1$

素因数の和:1038

約数の個数: 16

約数和(自身を含む): 22878720

約数和(自身を除く): 4606697

約数列:

[1, 7, 11, 77, 359, 661, 2513, 3949, 4627, 7271, 27643, 50897, 237299, 1661093, 2610289, 18272023]

約数ペア:

[(1, 18272023), (7, 2610289), (11, 1661093), (77, 237299), (359, 50897), (661, 27643), (2513, 7271), (3949, 4627)]