18117399

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{1889}}^1$

素因数の和:2054

約数の個数: 16

約数和(自身を含む): 25401600

約数和(自身を除く): 7284201

約数列:

[1, 3, 23, 69, 139, 417, 1889, 3197, 5667, 9591, 43447, 130341, 262571, 787713, 6039133, 18117399]

約数ペア:

[(1, 18117399), (3, 6039133), (23, 787713), (69, 262571), (139, 130341), (417, 43447), (1889, 9591), (3197, 5667)]