19883628

素因数分解:

$2^2\times 3^2\times {\mathrm{127}}^1\times {\mathrm{4349}}^1$

素因数の和:4486

約数の個数: 36

約数和(自身を含む): 50668800

約数和(自身を除く): 30785172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 127, 254, 381, 508, 762, 1143, 1524, 2286, 4349, 4572, 8698, 13047, 17396, 26094, 39141, 52188, 78282, 156564, 552323, 1104646, 1656969, 2209292, 3313938, 4970907, 6627876, 9941814, 19883628]

約数ペア:

[(1, 19883628), (2, 9941814), (3, 6627876), (4, 4970907), (6, 3313938), (9, 2209292), (12, 1656969), (18, 1104646), (36, 552323), (127, 156564), (254, 78282), (381, 52188), (508, 39141), (762, 26094), (1143, 17396), (1524, 13047), (2286, 8698), (4349, 4572)]