20138048878

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{463}}^1\times {\mathrm{1571}}^1$

素因数の和:2272

約数の個数: 32

約数和(自身を含む): 30810193920

約数和(自身を除く): 10672145042

約数列:

[1, 2, 109, 127, 218, 254, 463, 926, 1571, 3142, 13843, 27686, 50467, 58801, 100934, 117602, 171239, 199517, 342478, 399034, 727373, 1454746, 6409309, 12818618, 21747353, 43494706, 79283657, 92376371, 158567314, 184752742, 10069024439, 20138048878]

約数ペア:

[(1, 20138048878), (2, 10069024439), (109, 184752742), (127, 158567314), (218, 92376371), (254, 79283657), (463, 43494706), (926, 21747353), (1571, 12818618), (3142, 6409309), (13843, 1454746), (27686, 727373), (50467, 399034), (58801, 342478), (100934, 199517), (117602, 171239)]