20307582141

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{671081}}^1$

素因数の和:671233

約数の個数: 32

約数和(自身を含む): 34015804416

約数和(自身を除く): 13708222275

約数列:

[1, 3, 7, 11, 21, 33, 77, 131, 231, 393, 917, 1441, 2751, 4323, 10087, 30261, 671081, 2013243, 4697567, 7381891, 14092701, 22145673, 51673237, 87911611, 155019711, 263734833, 615381277, 967027721, 1846143831, 2901083163, 6769194047, 20307582141]

約数ペア:

[(1, 20307582141), (3, 6769194047), (7, 2901083163), (11, 1846143831), (21, 967027721), (33, 615381277), (77, 263734833), (131, 155019711), (231, 87911611), (393, 51673237), (917, 22145673), (1441, 14092701), (2751, 7381891), (4323, 4697567), (10087, 2013243), (30261, 671081)]