2019988845

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{77261}}^1$

素因数の和:77362

約数の個数: 48

約数和(自身を含む): 4049764992

約数和(自身を除く): 2029776147

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 83, 105, 249, 315, 415, 581, 747, 1245, 1743, 2905, 3735, 5229, 8715, 26145, 77261, 231783, 386305, 540827, 695349, 1158915, 1622481, 2704135, 3476745, 4867443, 6412663, 8112405, 19237989, 24337215, 32063315, 44888641, 57713967, 96189945, 134665923, 224443205, 288569835, 403997769, 673329615, 2019988845]

約数ペア:

[(1, 2019988845), (3, 673329615), (5, 403997769), (7, 288569835), (9, 224443205), (15, 134665923), (21, 96189945), (35, 57713967), (45, 44888641), (63, 32063315), (83, 24337215), (105, 19237989), (249, 8112405), (315, 6412663), (415, 4867443), (581, 3476745), (747, 2704135), (1245, 1622481), (1743, 1158915), (2905, 695349), (3735, 540827), (5229, 386305), (8715, 231783), (26145, 77261)]