18613882

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:203

約数の個数: 48

約数和(自身を含む): 35112960

約数和(自身を除く): 16499078

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 127, 133, 203, 254, 266, 361, 406, 551, 722, 889, 1102, 1778, 2413, 2527, 3683, 3857, 4826, 5054, 7366, 7714, 10469, 16891, 20938, 25781, 33782, 45847, 51562, 69977, 73283, 91694, 139954, 146566, 320929, 489839, 641858, 979678, 1329563, 2659126, 9306941, 18613882]

約数ペア:

[(1, 18613882), (2, 9306941), (7, 2659126), (14, 1329563), (19, 979678), (29, 641858), (38, 489839), (58, 320929), (127, 146566), (133, 139954), (203, 91694), (254, 73283), (266, 69977), (361, 51562), (406, 45847), (551, 33782), (722, 25781), (889, 20938), (1102, 16891), (1778, 10469), (2413, 7714), (2527, 7366), (3683, 5054), (3857, 4826)]