20091777

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1\times {\mathrm{571}}^1$

素因数の和:928

約数の個数: 16

約数和(自身を含む): 27648192

約数和(自身を除く): 7556415

約数列:

[1, 3, 37, 111, 317, 571, 951, 1713, 11729, 21127, 35187, 63381, 181007, 543021, 6697259, 20091777]

約数ペア:

[(1, 20091777), (3, 6697259), (37, 543021), (111, 181007), (317, 63381), (571, 35187), (951, 21127), (1713, 11729)]