20099288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{6173}}^1$

素因数の和:6227

約数の個数: 32

約数和(自身を含む): 42230160

約数和(自身を除く): 22130872

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 407, 814, 1628, 3256, 6173, 12346, 24692, 49384, 67903, 135806, 228401, 271612, 456802, 543224, 913604, 1827208, 2512411, 5024822, 10049644, 20099288]

約数ペア:

[(1, 20099288), (2, 10049644), (4, 5024822), (8, 2512411), (11, 1827208), (22, 913604), (37, 543224), (44, 456802), (74, 271612), (88, 228401), (148, 135806), (296, 67903), (407, 49384), (814, 24692), (1628, 12346), (3256, 6173)]