189968238

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{245437}}^1$

素因数の和:245488

約数の個数: 24

約数和(自身を含む): 421171608

約数和(自身を除く): 231203370

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 245437, 490874, 736311, 1472622, 2208933, 4417866, 10553791, 21107582, 31661373, 63322746, 94984119, 189968238]

約数ペア:

[(1, 189968238), (2, 94984119), (3, 63322746), (6, 31661373), (9, 21107582), (18, 10553791), (43, 4417866), (86, 2208933), (129, 1472622), (258, 736311), (387, 490874), (774, 245437)]