20805433

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:193

約数の個数: 32

約数和(自身を含む): 25740288

約数和(自身を除く): 4934855

約数列:

[1, 11, 17, 31, 37, 97, 187, 341, 407, 527, 629, 1067, 1147, 1649, 3007, 3589, 5797, 6919, 12617, 18139, 19499, 33077, 39479, 51119, 61013, 111259, 214489, 562309, 671143, 1223849, 1891403, 20805433]

約数ペア:

[(1, 20805433), (11, 1891403), (17, 1223849), (31, 671143), (37, 562309), (97, 214489), (187, 111259), (341, 61013), (407, 51119), (527, 39479), (629, 33077), (1067, 19499), (1147, 18139), (1649, 12617), (3007, 6919), (3589, 5797)]