20090858524

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{461689}}^1$

素因数の和:461770

約数の個数: 48

約数和(自身を含む): 40953749760

約数和(自身を除く): 20862891236

約数列:

[1, 2, 4, 11, 22, 23, 43, 44, 46, 86, 92, 172, 253, 473, 506, 946, 989, 1012, 1892, 1978, 3956, 10879, 21758, 43516, 461689, 923378, 1846756, 5078579, 10157158, 10618847, 19852627, 20314316, 21237694, 39705254, 42475388, 79410508, 116807317, 218378897, 233614634, 436757794, 456610421, 467229268, 873515588, 913220842, 1826441684, 5022714631, 10045429262, 20090858524]

約数ペア:

[(1, 20090858524), (2, 10045429262), (4, 5022714631), (11, 1826441684), (22, 913220842), (23, 873515588), (43, 467229268), (44, 456610421), (46, 436757794), (86, 233614634), (92, 218378897), (172, 116807317), (253, 79410508), (473, 42475388), (506, 39705254), (946, 21237694), (989, 20314316), (1012, 19852627), (1892, 10618847), (1978, 10157158), (3956, 5078579), (10879, 1846756), (21758, 923378), (43516, 461689)]