20694729

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{997}}^1$

素因数の和:1065

約数の個数: 32

約数和(自身を含む): 32766336

約数和(自身を除く): 12071607

約数列:

[1, 3, 11, 17, 33, 37, 51, 111, 187, 407, 561, 629, 997, 1221, 1887, 2991, 6919, 10967, 16949, 20757, 32901, 36889, 50847, 110667, 186439, 405779, 559317, 627113, 1217337, 1881339, 6898243, 20694729]

約数ペア:

[(1, 20694729), (3, 6898243), (11, 1881339), (17, 1217337), (33, 627113), (37, 559317), (51, 405779), (111, 186439), (187, 110667), (407, 50847), (561, 36889), (629, 32901), (997, 20757), (1221, 16949), (1887, 10967), (2991, 6919)]