18012265

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2381}}^1$

素因数の和:2492

約数の個数: 16

約数和(自身を含む): 23153040

約数和(自身を除く): 5140775

約数列:

[1, 5, 17, 85, 89, 445, 1513, 2381, 7565, 11905, 40477, 202385, 211909, 1059545, 3602453, 18012265]

約数ペア:

[(1, 18012265), (5, 3602453), (17, 1059545), (85, 211909), (89, 202385), (445, 40477), (1513, 11905), (2381, 7565)]