20340648

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 58631040

約数和(自身を除く): 38290392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 71, 72, 92, 138, 142, 173, 184, 207, 213, 276, 284, 346, 414, 426, 519, 552, 568, 639, 692, 828, 852, 1038, 1278, 1384, 1557, 1633, 1656, 1704, 2076, 2556, 3114, 3266, 3979, 4152, 4899, 5112, 6228, 6532, 7958, 9798, 11937, 12283, 12456, 13064, 14697, 15916, 19596, 23874, 24566, 29394, 31832, 35811, 36849, 39192, 47748, 49132, 58788, 71622, 73698, 95496, 98264, 110547, 117576, 143244, 147396, 221094, 282509, 286488, 294792, 442188, 565018, 847527, 884376, 1130036, 1695054, 2260072, 2542581, 3390108, 5085162, 6780216, 10170324, 20340648]

約数ペア:

[(1, 20340648), (2, 10170324), (3, 6780216), (4, 5085162), (6, 3390108), (8, 2542581), (9, 2260072), (12, 1695054), (18, 1130036), (23, 884376), (24, 847527), (36, 565018), (46, 442188), (69, 294792), (71, 286488), (72, 282509), (92, 221094), (138, 147396), (142, 143244), (173, 117576), (184, 110547), (207, 98264), (213, 95496), (276, 73698), (284, 71622), (346, 58788), (414, 49132), (426, 47748), (519, 39192), (552, 36849), (568, 35811), (639, 31832), (692, 29394), (828, 24566), (852, 23874), (1038, 19596), (1278, 15916), (1384, 14697), (1557, 13064), (1633, 12456), (1656, 12283), (1704, 11937), (2076, 9798), (2556, 7958), (3114, 6532), (3266, 6228), (3979, 5112), (4152, 4899)]