20492195

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{2441}}^1$

素因数の和:2542

約数の個数: 16

約数和(自身を含む): 26021952

約数和(自身を除く): 5529757

約数列:

[1, 5, 23, 73, 115, 365, 1679, 2441, 8395, 12205, 56143, 178193, 280715, 890965, 4098439, 20492195]

約数ペア:

[(1, 20492195), (5, 4098439), (23, 890965), (73, 280715), (115, 178193), (365, 56143), (1679, 12205), (2441, 8395)]