19158238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{1889}}^1$

素因数の和:2363

約数の個数: 16

約数和(自身を含む): 31434480

約数和(自身を除く): 12276242

約数列:

[1, 2, 11, 22, 461, 922, 1889, 3778, 5071, 10142, 20779, 41558, 870829, 1741658, 9579119, 19158238]

約数ペア:

[(1, 19158238), (2, 9579119), (11, 1741658), (22, 870829), (461, 41558), (922, 20779), (1889, 10142), (3778, 5071)]