18465425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{809}}^1$

素因数の和:913

約数の個数: 24

約数和(自身を含む): 25310880

約数和(自身を除く): 6845455

約数列:

[1, 5, 11, 25, 55, 83, 275, 415, 809, 913, 2075, 4045, 4565, 8899, 20225, 22825, 44495, 67147, 222475, 335735, 738617, 1678675, 3693085, 18465425]

約数ペア:

[(1, 18465425), (5, 3693085), (11, 1678675), (25, 738617), (55, 335735), (83, 222475), (275, 67147), (415, 44495), (809, 22825), (913, 20225), (2075, 8899), (4045, 4565)]