20258876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{1699}}^1$

素因数の和:1985

約数の個数: 24

約数和(自身を含む): 38841600

約数和(自身を除く): 18582724

約数列:

[1, 2, 4, 11, 22, 44, 271, 542, 1084, 1699, 2981, 3398, 5962, 6796, 11924, 18689, 37378, 74756, 460429, 920858, 1841716, 5064719, 10129438, 20258876]

約数ペア:

[(1, 20258876), (2, 10129438), (4, 5064719), (11, 1841716), (22, 920858), (44, 460429), (271, 74756), (542, 37378), (1084, 18689), (1699, 11924), (2981, 6796), (3398, 5962)]