189871129868

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{22709}}^1\times {\mathrm{12983}}^1$

素因数の和:35726

約数の個数: 48

約数和(自身を含む): 396300764160

約数和(自身を除く): 206429634292

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 12983, 22709, 25966, 45418, 51932, 90836, 90881, 158963, 181762, 298609, 317926, 363524, 522307, 597218, 635852, 1044614, 1194436, 2089228, 2090263, 3656149, 4180526, 7312298, 8361052, 14624596, 294830947, 589661894, 1179323788, 2063816629, 4127633258, 6781111781, 8255266516, 13562223562, 27124447124, 47467782467, 94935564934, 189871129868]

約数ペア:

[(1, 189871129868), (2, 94935564934), (4, 47467782467), (7, 27124447124), (14, 13562223562), (23, 8255266516), (28, 6781111781), (46, 4127633258), (92, 2063816629), (161, 1179323788), (322, 589661894), (644, 294830947), (12983, 14624596), (22709, 8361052), (25966, 7312298), (45418, 4180526), (51932, 3656149), (90836, 2090263), (90881, 2089228), (158963, 1194436), (181762, 1044614), (298609, 635852), (317926, 597218), (363524, 522307)]