20571124

素因数分解:

$2^2\times 7^1\times {\mathrm{557}}^1\times {\mathrm{1319}}^1$

素因数の和:1887

約数の個数: 24

約数和(自身を含む): 41247360

約数和(自身を除く): 20676236

約数列:

[1, 2, 4, 7, 14, 28, 557, 1114, 1319, 2228, 2638, 3899, 5276, 7798, 9233, 15596, 18466, 36932, 734683, 1469366, 2938732, 5142781, 10285562, 20571124]

約数ペア:

[(1, 20571124), (2, 10285562), (4, 5142781), (7, 2938732), (14, 1469366), (28, 734683), (557, 36932), (1114, 18466), (1319, 15596), (2228, 9233), (2638, 7798), (3899, 5276)]