208994792

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{541}}^1\times {\mathrm{1123}}^1$

素因数の和:1713

約数の個数: 32

約数和(自身を含む): 402077280

約数和(自身を除く): 193082488

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 541, 1082, 1123, 2164, 2246, 4328, 4492, 8984, 23263, 46526, 48289, 93052, 96578, 186104, 193156, 386312, 607543, 1215086, 2430172, 4860344, 26124349, 52248698, 104497396, 208994792]

約数ペア:

[(1, 208994792), (2, 104497396), (4, 52248698), (8, 26124349), (43, 4860344), (86, 2430172), (172, 1215086), (344, 607543), (541, 386312), (1082, 193156), (1123, 186104), (2164, 96578), (2246, 93052), (4328, 48289), (4492, 46526), (8984, 23263)]