206804538

素因数分解:

$2^1\times 3^2\times {\mathrm{563}}^1\times {\mathrm{20407}}^1$

素因数の和:20978

約数の個数: 24

約数和(自身を含む): 448894368

約数和(自身を除く): 242089830

約数列:

[1, 2, 3, 6, 9, 18, 563, 1126, 1689, 3378, 5067, 10134, 20407, 40814, 61221, 122442, 183663, 367326, 11489141, 22978282, 34467423, 68934846, 103402269, 206804538]

約数ペア:

[(1, 206804538), (2, 103402269), (3, 68934846), (6, 34467423), (9, 22978282), (18, 11489141), (563, 367326), (1126, 183663), (1689, 122442), (3378, 61221), (5067, 40814), (10134, 20407)]