20940598

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{21067}}^1$

素因数の和:21147

約数の個数: 16

約数和(自身を含む): 36405504

約数和(自身を除く): 15464906

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 21067, 42134, 147469, 294938, 1495757, 2991514, 10470299, 20940598]

約数ペア:

[(1, 20940598), (2, 10470299), (7, 2991514), (14, 1495757), (71, 294938), (142, 147469), (497, 42134), (994, 21067)]