20180815893

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2081}}^1\times {\mathrm{2609}}^1$

素因数の和:4762

約数の個数: 48

約数和(自身を含む): 33908284800

約数和(自身を除く): 13727468907

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 2081, 2609, 3717, 6243, 7827, 14567, 18263, 18729, 23481, 43701, 54789, 122779, 131103, 153931, 164367, 368337, 461793, 859453, 1077517, 1105011, 1385379, 2578359, 3232551, 5429329, 7735077, 9697653, 16287987, 38005303, 48863961, 114015909, 320330411, 342047727, 960991233, 2242312877, 2882973699, 6726938631, 20180815893]

約数ペア:

[(1, 20180815893), (3, 6726938631), (7, 2882973699), (9, 2242312877), (21, 960991233), (59, 342047727), (63, 320330411), (177, 114015909), (413, 48863961), (531, 38005303), (1239, 16287987), (2081, 9697653), (2609, 7735077), (3717, 5429329), (6243, 3232551), (7827, 2578359), (14567, 1385379), (18263, 1105011), (18729, 1077517), (23481, 859453), (43701, 461793), (54789, 368337), (122779, 164367), (131103, 153931)]