18684578

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{7019}}^1$

素因数の和:7054

約数の個数: 16

約数和(自身を含む): 30831840

約数和(自身を除く): 12147262

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 7019, 14038, 77209, 154418, 849299, 1698598, 9342289, 18684578]

約数ペア:

[(1, 18684578), (2, 9342289), (11, 1698598), (22, 849299), (121, 154418), (242, 77209), (1331, 14038), (2662, 7019)]