40163978

素因数分解:

$2^1\times {\mathrm{43}}^2\times {\mathrm{10861}}^1$

素因数の和:10949

約数の個数: 12

約数和(自身を含む): 61685298

約数和(自身を除く): 21521320

約数列:

[1, 2, 43, 86, 1849, 3698, 10861, 21722, 467023, 934046, 20081989, 40163978]

約数ペア:

[(1, 40163978), (2, 20081989), (43, 934046), (86, 467023), (1849, 21722), (3698, 10861)]