20199511275

素因数分解:

$3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{1937603}}^1$

素因数の和:1937755

約数の個数: 24

約数和(自身を含む): 33636805440

約数和(自身を除く): 13437294165

約数列:

[1, 3, 5, 15, 25, 75, 139, 417, 695, 2085, 3475, 10425, 1937603, 5812809, 9688015, 29064045, 48440075, 145320225, 269326817, 807980451, 1346634085, 4039902255, 6733170425, 20199511275]

約数ペア:

[(1, 20199511275), (3, 6733170425), (5, 4039902255), (15, 1346634085), (25, 807980451), (75, 269326817), (139, 145320225), (417, 48440075), (695, 29064045), (2085, 9688015), (3475, 5812809), (10425, 1937603)]