20554866

素因数分解:

$2^1\times 3^2\times {\mathrm{787}}^1\times {\mathrm{1451}}^1$

素因数の和:2246

約数の個数: 24

約数和(自身を含む): 44622864

約数和(自身を除く): 24067998

約数列:

[1, 2, 3, 6, 9, 18, 787, 1451, 1574, 2361, 2902, 4353, 4722, 7083, 8706, 13059, 14166, 26118, 1141937, 2283874, 3425811, 6851622, 10277433, 20554866]

約数ペア:

[(1, 20554866), (2, 10277433), (3, 6851622), (6, 3425811), (9, 2283874), (18, 1141937), (787, 26118), (1451, 14166), (1574, 13059), (2361, 8706), (2902, 7083), (4353, 4722)]