2639640836

素因数分解:

$2^2\times 7^1\times {\mathrm{1319}}^1\times {\mathrm{71473}}^1$

素因数の和:72803

約数の個数: 24

約数和(自身を含む): 5283358080

約数和(自身を除く): 2643717244

約数列:

[1, 2, 4, 7, 14, 28, 1319, 2638, 5276, 9233, 18466, 36932, 71473, 142946, 285892, 500311, 1000622, 2001244, 94272887, 188545774, 377091548, 659910209, 1319820418, 2639640836]

約数ペア:

[(1, 2639640836), (2, 1319820418), (4, 659910209), (7, 377091548), (14, 188545774), (28, 94272887), (1319, 2001244), (2638, 1000622), (5276, 500311), (9233, 285892), (18466, 142946), (36932, 71473)]