18054701

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{883}}^1$

素因数の和:1040

約数の個数: 16

約数和(自身を含む): 21725184

約数和(自身を除く): 3670483

約数列:

[1, 7, 23, 127, 161, 883, 889, 2921, 6181, 20309, 20447, 112141, 142163, 784987, 2579243, 18054701]

約数ペア:

[(1, 18054701), (7, 2579243), (23, 784987), (127, 142163), (161, 112141), (883, 20447), (889, 20309), (2921, 6181)]