18071417

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2797}}^1$

素因数の和:2888

約数の個数: 16

約数和(自身を含む): 22563072

約数和(自身を除く): 4491655

約数列:

[1, 7, 13, 71, 91, 497, 923, 2797, 6461, 19579, 36361, 198587, 254527, 1390109, 2581631, 18071417]

約数ペア:

[(1, 18071417), (7, 2581631), (13, 1390109), (71, 254527), (91, 198587), (497, 36361), (923, 19579), (2797, 6461)]