220153556

素因数分解:

$2^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{40739}}^1$

素因数の和:40943

約数の個数: 24

約数和(自身を含む): 442599360

約数和(自身を除く): 222445804

約数列:

[1, 2, 4, 7, 14, 28, 193, 386, 772, 1351, 2702, 5404, 40739, 81478, 162956, 285173, 570346, 1140692, 7862627, 15725254, 31450508, 55038389, 110076778, 220153556]

約数ペア:

[(1, 220153556), (2, 110076778), (4, 55038389), (7, 31450508), (14, 15725254), (28, 7862627), (193, 1140692), (386, 570346), (772, 285173), (1351, 162956), (2702, 81478), (5404, 40739)]