20403311047

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{2089}}^1\times {\mathrm{4241}}^1$

素因数の和:6391

約数の個数: 24

約数和(自身を含む): 24256774080

約数和(自身を除く): 3853463033

約数列:

[1, 7, 47, 49, 329, 2089, 2303, 4241, 14623, 29687, 98183, 102361, 199327, 207809, 687281, 1395289, 4810967, 8859449, 9767023, 62016143, 416394103, 434113001, 2914758721, 20403311047]

約数ペア:

[(1, 20403311047), (7, 2914758721), (47, 434113001), (49, 416394103), (329, 62016143), (2089, 9767023), (2303, 8859449), (4241, 4810967), (14623, 1395289), (29687, 687281), (98183, 207809), (102361, 199327)]