20942555

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{6659}}^1$

素因数の和:6718

約数の個数: 16

約数和(自身を含む): 27332640

約数和(自身を除く): 6390085

約数列:

[1, 5, 17, 37, 85, 185, 629, 3145, 6659, 33295, 113203, 246383, 566015, 1231915, 4188511, 20942555]

約数ペア:

[(1, 20942555), (5, 4188511), (17, 1231915), (37, 566015), (85, 246383), (185, 113203), (629, 33295), (3145, 6659)]