18329857

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2837}}^1$

素因数の和:2928

約数の個数: 16

約数和(自身を含む): 22885632

約数和(自身を除く): 4555775

約数列:

[1, 7, 13, 71, 91, 497, 923, 2837, 6461, 19859, 36881, 201427, 258167, 1409989, 2618551, 18329857]

約数ペア:

[(1, 18329857), (7, 2618551), (13, 1409989), (71, 258167), (91, 201427), (497, 36881), (923, 19859), (2837, 6461)]