18839165

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6397}}^1$

素因数の和:6452

約数の個数: 16

約数和(自身を含む): 24568320

約数和(自身を除く): 5729155

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 6397, 31985, 121543, 198307, 607715, 991535, 3767833, 18839165]

約数ペア:

[(1, 18839165), (5, 3767833), (19, 991535), (31, 607715), (95, 198307), (155, 121543), (589, 31985), (2945, 6397)]