20554952

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1433}}^1$

素因数の和:1613

約数の個数: 32

約数和(自身を含む): 42331680

約数和(自身を除く): 21776728

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 163, 326, 652, 1304, 1433, 1793, 2866, 3586, 5732, 7172, 11464, 14344, 15763, 31526, 63052, 126104, 233579, 467158, 934316, 1868632, 2569369, 5138738, 10277476, 20554952]

約数ペア:

[(1, 20554952), (2, 10277476), (4, 5138738), (8, 2569369), (11, 1868632), (22, 934316), (44, 467158), (88, 233579), (163, 126104), (326, 63052), (652, 31526), (1304, 15763), (1433, 14344), (1793, 11464), (2866, 7172), (3586, 5732)]