20784440245

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2545553}}^1$

素因数の和:2545652

約数の個数: 16

約数和(自身を含む): 26392303872

約数和(自身を除く): 5607863627

約数列:

[1, 5, 23, 71, 115, 355, 1633, 8165, 2545553, 12727765, 58547719, 180734263, 292738595, 903671315, 4156888049, 20784440245]

約数ペア:

[(1, 20784440245), (5, 4156888049), (23, 903671315), (71, 292738595), (115, 180734263), (355, 58547719), (1633, 12727765), (8165, 2545553)]