20754648

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 59754240

約数和(自身を除く): 38999592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 83, 92, 138, 151, 166, 184, 207, 249, 276, 302, 332, 414, 453, 498, 552, 604, 664, 747, 828, 906, 996, 1208, 1359, 1494, 1656, 1812, 1909, 1992, 2718, 2988, 3473, 3624, 3818, 5436, 5727, 5976, 6946, 7636, 10419, 10872, 11454, 12533, 13892, 15272, 17181, 20838, 22908, 25066, 27784, 31257, 34362, 37599, 41676, 45816, 50132, 62514, 68724, 75198, 83352, 100264, 112797, 125028, 137448, 150396, 225594, 250056, 288259, 300792, 451188, 576518, 864777, 902376, 1153036, 1729554, 2306072, 2594331, 3459108, 5188662, 6918216, 10377324, 20754648]

約数ペア:

[(1, 20754648), (2, 10377324), (3, 6918216), (4, 5188662), (6, 3459108), (8, 2594331), (9, 2306072), (12, 1729554), (18, 1153036), (23, 902376), (24, 864777), (36, 576518), (46, 451188), (69, 300792), (72, 288259), (83, 250056), (92, 225594), (138, 150396), (151, 137448), (166, 125028), (184, 112797), (207, 100264), (249, 83352), (276, 75198), (302, 68724), (332, 62514), (414, 50132), (453, 45816), (498, 41676), (552, 37599), (604, 34362), (664, 31257), (747, 27784), (828, 25066), (906, 22908), (996, 20838), (1208, 17181), (1359, 15272), (1494, 13892), (1656, 12533), (1812, 11454), (1909, 10872), (1992, 10419), (2718, 7636), (2988, 6946), (3473, 5976), (3624, 5727), (3818, 5436)]