20720088

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{7019}}^1$

素因数の和:7072

約数の個数: 48

約数和(自身を含む): 57493800

約数和(自身を除く): 36773712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 82, 123, 164, 246, 328, 369, 492, 738, 984, 1476, 2952, 7019, 14038, 21057, 28076, 42114, 56152, 63171, 84228, 126342, 168456, 252684, 287779, 505368, 575558, 863337, 1151116, 1726674, 2302232, 2590011, 3453348, 5180022, 6906696, 10360044, 20720088]

約数ペア:

[(1, 20720088), (2, 10360044), (3, 6906696), (4, 5180022), (6, 3453348), (8, 2590011), (9, 2302232), (12, 1726674), (18, 1151116), (24, 863337), (36, 575558), (41, 505368), (72, 287779), (82, 252684), (123, 168456), (164, 126342), (246, 84228), (328, 63171), (369, 56152), (492, 42114), (738, 28076), (984, 21057), (1476, 14038), (2952, 7019)]