28502672

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{161947}}^1$

素因数の和:161966

約数の個数: 20

約数和(自身を含む): 60244656

約数和(自身を除く): 31741984

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 161947, 323894, 647788, 1295576, 1781417, 2591152, 3562834, 7125668, 14251336, 28502672]

約数ペア:

[(1, 28502672), (2, 14251336), (4, 7125668), (8, 3562834), (11, 2591152), (16, 1781417), (22, 1295576), (44, 647788), (88, 323894), (176, 161947)]