19928952

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 56936880

約数和(自身を除く): 37007928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 43, 72, 82, 86, 123, 129, 157, 164, 172, 246, 258, 314, 328, 344, 369, 387, 471, 492, 516, 628, 738, 774, 942, 984, 1032, 1256, 1413, 1476, 1548, 1763, 1884, 2826, 2952, 3096, 3526, 3768, 5289, 5652, 6437, 6751, 7052, 10578, 11304, 12874, 13502, 14104, 15867, 19311, 20253, 21156, 25748, 27004, 31734, 38622, 40506, 42312, 51496, 54008, 57933, 60759, 63468, 77244, 81012, 115866, 121518, 126936, 154488, 162024, 231732, 243036, 276791, 463464, 486072, 553582, 830373, 1107164, 1660746, 2214328, 2491119, 3321492, 4982238, 6642984, 9964476, 19928952]

約数ペア:

[(1, 19928952), (2, 9964476), (3, 6642984), (4, 4982238), (6, 3321492), (8, 2491119), (9, 2214328), (12, 1660746), (18, 1107164), (24, 830373), (36, 553582), (41, 486072), (43, 463464), (72, 276791), (82, 243036), (86, 231732), (123, 162024), (129, 154488), (157, 126936), (164, 121518), (172, 115866), (246, 81012), (258, 77244), (314, 63468), (328, 60759), (344, 57933), (369, 54008), (387, 51496), (471, 42312), (492, 40506), (516, 38622), (628, 31734), (738, 27004), (774, 25748), (942, 21156), (984, 20253), (1032, 19311), (1256, 15867), (1413, 14104), (1476, 13502), (1548, 12874), (1763, 11304), (1884, 10578), (2826, 7052), (2952, 6751), (3096, 6437), (3526, 5652), (3768, 5289)]