18060185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 26879040

約数和(自身を除く): 8818855

約数列:

[1, 5, 11, 13, 29, 55, 65, 67, 143, 145, 169, 319, 335, 377, 715, 737, 845, 871, 1595, 1859, 1885, 1943, 3685, 4147, 4355, 4901, 9295, 9581, 9715, 11323, 20735, 21373, 24505, 25259, 47905, 53911, 56615, 106865, 124553, 126295, 269555, 277849, 328367, 622765, 1389245, 1641835, 3612037, 18060185]

約数ペア:

[(1, 18060185), (5, 3612037), (11, 1641835), (13, 1389245), (29, 622765), (55, 328367), (65, 277849), (67, 269555), (143, 126295), (145, 124553), (169, 106865), (319, 56615), (335, 53911), (377, 47905), (715, 25259), (737, 24505), (845, 21373), (871, 20735), (1595, 11323), (1859, 9715), (1885, 9581), (1943, 9295), (3685, 4901), (4147, 4355)]