20150581256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{720281}}^1$

素因数の和:720569

約数の個数: 32

約数和(自身を含む): 40839989400

約数和(自身を除く): 20689408144

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 269, 538, 1076, 2152, 3497, 6994, 13988, 27976, 720281, 1440562, 2881124, 5762248, 9363653, 18727306, 37454612, 74909224, 193755589, 387511178, 775022356, 1550044712, 2518822657, 5037645314, 10075290628, 20150581256]

約数ペア:

[(1, 20150581256), (2, 10075290628), (4, 5037645314), (8, 2518822657), (13, 1550044712), (26, 775022356), (52, 387511178), (104, 193755589), (269, 74909224), (538, 37454612), (1076, 18727306), (2152, 9363653), (3497, 5762248), (6994, 2881124), (13988, 1440562), (27976, 720281)]