18017946

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{23279}}^1$

素因数の和:23330

約数の個数: 24

約数和(自身を含む): 39948480

約数和(自身を除く): 21930534

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 23279, 46558, 69837, 139674, 209511, 419022, 1000997, 2001994, 3002991, 6005982, 9008973, 18017946]

約数ペア:

[(1, 18017946), (2, 9008973), (3, 6005982), (6, 3002991), (9, 2001994), (18, 1000997), (43, 419022), (86, 209511), (129, 139674), (258, 69837), (387, 46558), (774, 23279)]