19222204

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{113}}^1$

素因数の和:226

約数の個数: 36

約数和(自身を含む): 36254736

約数和(自身を除く): 17032532

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 113, 172, 226, 452, 989, 1849, 1978, 2599, 3698, 3956, 4859, 5198, 7396, 9718, 10396, 19436, 42527, 85054, 111757, 170108, 208937, 223514, 417874, 447028, 835748, 4805551, 9611102, 19222204]

約数ペア:

[(1, 19222204), (2, 9611102), (4, 4805551), (23, 835748), (43, 447028), (46, 417874), (86, 223514), (92, 208937), (113, 170108), (172, 111757), (226, 85054), (452, 42527), (989, 19436), (1849, 10396), (1978, 9718), (2599, 7396), (3698, 5198), (3956, 4859)]