20565843984

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{20402623}}^1$

素因数の和:20402644

約数の個数: 60

約数和(自身を含む): 65778059776

約数和(自身を除く): 45212215792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 20402623, 40805246, 61207869, 81610492, 122415738, 142818361, 163220984, 183623607, 244831476, 285636722, 326441968, 367247214, 428455083, 489662952, 571273444, 734494428, 856910166, 979325904, 1142546888, 1285365249, 1468988856, 1713820332, 2285093776, 2570730498, 2937977712, 3427640664, 5141460996, 6855281328, 10282921992, 20565843984]

約数ペア:

[(1, 20565843984), (2, 10282921992), (3, 6855281328), (4, 5141460996), (6, 3427640664), (7, 2937977712), (8, 2570730498), (9, 2285093776), (12, 1713820332), (14, 1468988856), (16, 1285365249), (18, 1142546888), (21, 979325904), (24, 856910166), (28, 734494428), (36, 571273444), (42, 489662952), (48, 428455083), (56, 367247214), (63, 326441968), (72, 285636722), (84, 244831476), (112, 183623607), (126, 163220984), (144, 142818361), (168, 122415738), (252, 81610492), (336, 61207869), (504, 40805246), (1008, 20402623)]