20398429084

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{823447}}^1$

素因数の和:824025

約数の個数: 24

約数和(自身を含む): 39011672448

約数和(自身を除く): 18613243364

約数列:

[1, 2, 4, 11, 22, 44, 563, 1126, 2252, 6193, 12386, 24772, 823447, 1646894, 3293788, 9057917, 18115834, 36231668, 463600661, 927201322, 1854402644, 5099607271, 10199214542, 20398429084]

約数ペア:

[(1, 20398429084), (2, 10199214542), (4, 5099607271), (11, 1854402644), (22, 927201322), (44, 463600661), (563, 36231668), (1126, 18115834), (2252, 9057917), (6193, 3293788), (12386, 1646894), (24772, 823447)]