16826492780

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{3198953}}^1$

素因数の和:3199225

約数の個数: 24

約数和(自身を含む): 35470001952

約数和(自身を除く): 18643509172

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5260, 3198953, 6397906, 12795812, 15994765, 31989530, 63979060, 841324639, 1682649278, 3365298556, 4206623195, 8413246390, 16826492780]

約数ペア:

[(1, 16826492780), (2, 8413246390), (4, 4206623195), (5, 3365298556), (10, 1682649278), (20, 841324639), (263, 63979060), (526, 31989530), (1052, 15994765), (1315, 12795812), (2630, 6397906), (5260, 3198953)]