18175419

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{677}}^1$

素因数の和:859

約数の個数: 24

約数和(自身を含む): 27852240

約数和(自身を除く): 9676821

約数列:

[1, 3, 9, 19, 57, 157, 171, 471, 677, 1413, 2031, 2983, 6093, 8949, 12863, 26847, 38589, 106289, 115767, 318867, 956601, 2019491, 6058473, 18175419]

約数ペア:

[(1, 18175419), (3, 6058473), (9, 2019491), (19, 956601), (57, 318867), (157, 115767), (171, 106289), (471, 38589), (677, 26847), (1413, 12863), (2031, 8949), (2983, 6093)]