20693087233

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1\times {\mathrm{389}}^1$

素因数の和:722

約数の個数: 64

約数和(自身を含む): 26753126400

約数和(自身を除く): 6060039167

約数列:

[1, 7, 13, 31, 91, 109, 173, 217, 389, 403, 763, 1211, 1417, 2249, 2723, 2821, 3379, 5057, 5363, 9919, 12059, 15743, 18857, 23653, 35399, 37541, 42401, 43927, 67297, 69719, 84413, 131999, 156767, 245141, 296807, 307489, 471079, 488033, 551213, 584567, 874861, 1097369, 1314431, 1715987, 2086207, 3858491, 4091969, 6124027, 7335373, 7599371, 9201017, 14603449, 17087603, 27120691, 51347611, 53195597, 95359849, 119613221, 189844837, 227396563, 667518943, 1591775941, 2956155319, 20693087233]

約数ペア:

[(1, 20693087233), (7, 2956155319), (13, 1591775941), (31, 667518943), (91, 227396563), (109, 189844837), (173, 119613221), (217, 95359849), (389, 53195597), (403, 51347611), (763, 27120691), (1211, 17087603), (1417, 14603449), (2249, 9201017), (2723, 7599371), (2821, 7335373), (3379, 6124027), (5057, 4091969), (5363, 3858491), (9919, 2086207), (12059, 1715987), (15743, 1314431), (18857, 1097369), (23653, 874861), (35399, 584567), (37541, 551213), (42401, 488033), (43927, 471079), (67297, 307489), (69719, 296807), (84413, 245141), (131999, 156767)]