2080491608

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{20004727}}^1$

素因数の和:20004746

約数の個数: 16

約数和(自身を含む): 4200992880

約数和(自身を除く): 2120501272

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 20004727, 40009454, 80018908, 160037816, 260061451, 520122902, 1040245804, 2080491608]

約数ペア:

[(1, 2080491608), (2, 1040245804), (4, 520122902), (8, 260061451), (13, 160037816), (26, 80018908), (52, 40009454), (104, 20004727)]