20943486

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{7411}}^1$

素因数の和:7576

約数の個数: 24

約数和(自身を含む): 45672744

約数和(自身を除く): 24729258

約数列:

[1, 2, 3, 6, 9, 18, 157, 314, 471, 942, 1413, 2826, 7411, 14822, 22233, 44466, 66699, 133398, 1163527, 2327054, 3490581, 6981162, 10471743, 20943486]

約数ペア:

[(1, 20943486), (2, 10471743), (3, 6981162), (6, 3490581), (9, 2327054), (18, 1163527), (157, 133398), (314, 66699), (471, 44466), (942, 22233), (1413, 14822), (2826, 7411)]