19993113105

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4644161}}^1$

素因数の和:4644217

約数の個数: 32

約数和(自身を含む): 37450522368

約数和(自身を除く): 17457409263

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 615, 861, 1435, 4305, 4644161, 13932483, 23220805, 32509127, 69662415, 97527381, 162545635, 190410601, 487636905, 571231803, 952053005, 1332874207, 2856159015, 3998622621, 6664371035, 19993113105]

約数ペア:

[(1, 19993113105), (3, 6664371035), (5, 3998622621), (7, 2856159015), (15, 1332874207), (21, 952053005), (35, 571231803), (41, 487636905), (105, 190410601), (123, 162545635), (205, 97527381), (287, 69662415), (615, 32509127), (861, 23220805), (1435, 13932483), (4305, 4644161)]