18349364

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{467}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 37739520

約数和(自身を除く): 19390156

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 47, 76, 94, 188, 209, 418, 467, 517, 836, 893, 934, 1034, 1786, 1868, 2068, 3572, 5137, 8873, 9823, 10274, 17746, 19646, 20548, 21949, 35492, 39292, 43898, 87796, 97603, 195206, 241439, 390412, 417031, 482878, 834062, 965756, 1668124, 4587341, 9174682, 18349364]

約数ペア:

[(1, 18349364), (2, 9174682), (4, 4587341), (11, 1668124), (19, 965756), (22, 834062), (38, 482878), (44, 417031), (47, 390412), (76, 241439), (94, 195206), (188, 97603), (209, 87796), (418, 43898), (467, 39292), (517, 35492), (836, 21949), (893, 20548), (934, 19646), (1034, 17746), (1786, 10274), (1868, 9823), (2068, 8873), (3572, 5137)]