20261538

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3301}}^1$

素因数の和:3351

約数の個数: 48

約数和(自身を含む): 49450752

約数和(自身を除く): 29189214

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 31, 33, 62, 66, 93, 99, 186, 198, 279, 341, 558, 682, 1023, 2046, 3069, 3301, 6138, 6602, 9903, 19806, 29709, 36311, 59418, 72622, 102331, 108933, 204662, 217866, 306993, 326799, 613986, 653598, 920979, 1125641, 1841958, 2251282, 3376923, 6753846, 10130769, 20261538]

約数ペア:

[(1, 20261538), (2, 10130769), (3, 6753846), (6, 3376923), (9, 2251282), (11, 1841958), (18, 1125641), (22, 920979), (31, 653598), (33, 613986), (62, 326799), (66, 306993), (93, 217866), (99, 204662), (186, 108933), (198, 102331), (279, 72622), (341, 59418), (558, 36311), (682, 29709), (1023, 19806), (2046, 9903), (3069, 6602), (3301, 6138)]