20789968617

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1\times {\mathrm{593}}^1$

素因数の和:895

約数の個数: 96

約数和(自身を含む): 34826837760

約数和(自身を除く): 14036869143

約数列:

[1, 3, 9, 11, 23, 33, 69, 89, 99, 173, 207, 253, 267, 519, 593, 759, 801, 979, 1557, 1779, 1903, 2047, 2277, 2937, 3979, 5337, 5709, 6141, 6523, 8811, 11937, 13639, 15397, 17127, 18423, 19569, 22517, 35811, 40917, 43769, 46191, 52777, 58707, 67551, 102589, 122751, 131307, 138573, 150029, 158331, 169367, 202653, 307767, 354131, 393921, 450087, 474993, 508101, 580547, 923301, 1062393, 1128479, 1213871, 1350261, 1524303, 1741641, 2359547, 3187179, 3385437, 3641613, 3895441, 5224923, 7078641, 9130421, 10156311, 10924839, 11686323, 13352581, 21235923, 25955017, 27391263, 35058969, 40057743, 77865051, 82173789, 100434631, 120173229, 209999683, 233595153, 301303893, 629999049, 903911679, 1889997147, 2309996513, 6929989539, 20789968617]

約数ペア:

[(1, 20789968617), (3, 6929989539), (9, 2309996513), (11, 1889997147), (23, 903911679), (33, 629999049), (69, 301303893), (89, 233595153), (99, 209999683), (173, 120173229), (207, 100434631), (253, 82173789), (267, 77865051), (519, 40057743), (593, 35058969), (759, 27391263), (801, 25955017), (979, 21235923), (1557, 13352581), (1779, 11686323), (1903, 10924839), (2047, 10156311), (2277, 9130421), (2937, 7078641), (3979, 5224923), (5337, 3895441), (5709, 3641613), (6141, 3385437), (6523, 3187179), (8811, 2359547), (11937, 1741641), (13639, 1524303), (15397, 1350261), (17127, 1213871), (18423, 1128479), (19569, 1062393), (22517, 923301), (35811, 580547), (40917, 508101), (43769, 474993), (46191, 450087), (52777, 393921), (58707, 354131), (67551, 307767), (102589, 202653), (122751, 169367), (131307, 158331), (138573, 150029)]