20548484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{2609}}^1$

素因数の和:2803

約数の個数: 24

約数和(自身を含む): 39463200

約数和(自身を除く): 18914716

約数列:

[1, 2, 4, 11, 22, 44, 179, 358, 716, 1969, 2609, 3938, 5218, 7876, 10436, 28699, 57398, 114796, 467011, 934022, 1868044, 5137121, 10274242, 20548484]

約数ペア:

[(1, 20548484), (2, 10274242), (4, 5137121), (11, 1868044), (22, 934022), (44, 467011), (179, 114796), (358, 57398), (716, 28699), (1969, 10436), (2609, 7876), (3938, 5218)]