20789406

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1129}}^1$

素因数の和:1182

約数の個数: 64

約数和(自身を含む): 52070400

約数和(自身を除く): 31280994

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 31, 33, 54, 62, 66, 93, 99, 186, 198, 279, 297, 341, 558, 594, 682, 837, 1023, 1129, 1674, 2046, 2258, 3069, 3387, 6138, 6774, 9207, 10161, 12419, 18414, 20322, 24838, 30483, 34999, 37257, 60966, 69998, 74514, 104997, 111771, 209994, 223542, 314991, 335313, 384989, 629982, 670626, 769978, 944973, 1154967, 1889946, 2309934, 3464901, 6929802, 10394703, 20789406]

約数ペア:

[(1, 20789406), (2, 10394703), (3, 6929802), (6, 3464901), (9, 2309934), (11, 1889946), (18, 1154967), (22, 944973), (27, 769978), (31, 670626), (33, 629982), (54, 384989), (62, 335313), (66, 314991), (93, 223542), (99, 209994), (186, 111771), (198, 104997), (279, 74514), (297, 69998), (341, 60966), (558, 37257), (594, 34999), (682, 30483), (837, 24838), (1023, 20322), (1129, 18414), (1674, 12419), (2046, 10161), (2258, 9207), (3069, 6774), (3387, 6138)]