20342718

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1489}}^1$

素因数の和:1534

約数の個数: 64

約数和(自身を含む): 51494400

約数和(自身を除く): 31151682

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 27, 33, 46, 54, 66, 69, 99, 138, 198, 207, 253, 297, 414, 506, 594, 621, 759, 1242, 1489, 1518, 2277, 2978, 4467, 4554, 6831, 8934, 13401, 13662, 16379, 26802, 32758, 34247, 40203, 49137, 68494, 80406, 98274, 102741, 147411, 205482, 294822, 308223, 376717, 442233, 616446, 753434, 884466, 924669, 1130151, 1849338, 2260302, 3390453, 6780906, 10171359, 20342718]

約数ペア:

[(1, 20342718), (2, 10171359), (3, 6780906), (6, 3390453), (9, 2260302), (11, 1849338), (18, 1130151), (22, 924669), (23, 884466), (27, 753434), (33, 616446), (46, 442233), (54, 376717), (66, 308223), (69, 294822), (99, 205482), (138, 147411), (198, 102741), (207, 98274), (253, 80406), (297, 68494), (414, 49137), (506, 40203), (594, 34247), (621, 32758), (759, 26802), (1242, 16379), (1489, 13662), (1518, 13401), (2277, 8934), (2978, 6831), (4467, 4554)]