18233978

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{4327}}^1$

素因数の和:4386

約数の個数: 24

約数和(自身を含む): 32563872

約数和(自身を除く): 14329894

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 301, 602, 2107, 4214, 4327, 8654, 30289, 60578, 186061, 212023, 372122, 424046, 1302427, 2604854, 9116989, 18233978]

約数ペア:

[(1, 18233978), (2, 9116989), (7, 2604854), (14, 1302427), (43, 424046), (49, 372122), (86, 212023), (98, 186061), (301, 60578), (602, 30289), (2107, 8654), (4214, 4327)]