20123773299

素因数分解:

$3^3\times 7^3\times {\mathrm{41}}^1\times {\mathrm{52999}}^1$

素因数の和:53070

約数の個数: 64

約数和(自身を含む): 35616000000

約数和(自身を除く): 15492226701

約数列:

[1, 3, 7, 9, 21, 27, 41, 49, 63, 123, 147, 189, 287, 343, 369, 441, 861, 1029, 1107, 1323, 2009, 2583, 3087, 6027, 7749, 9261, 14063, 18081, 42189, 52999, 54243, 126567, 158997, 370993, 379701, 476991, 1112979, 1430973, 2172959, 2596951, 3338937, 6518877, 7790853, 10016811, 15210713, 18178657, 19556631, 23372559, 45632139, 54535971, 58669893, 70117677, 106474991, 136896417, 163607913, 319424973, 410689251, 490823739, 745324937, 958274919, 2235974811, 2874824757, 6707924433, 20123773299]

約数ペア:

[(1, 20123773299), (3, 6707924433), (7, 2874824757), (9, 2235974811), (21, 958274919), (27, 745324937), (41, 490823739), (49, 410689251), (63, 319424973), (123, 163607913), (147, 136896417), (189, 106474991), (287, 70117677), (343, 58669893), (369, 54535971), (441, 45632139), (861, 23372559), (1029, 19556631), (1107, 18178657), (1323, 15210713), (2009, 10016811), (2583, 7790853), (3087, 6518877), (6027, 3338937), (7749, 2596951), (9261, 2172959), (14063, 1430973), (18081, 1112979), (42189, 476991), (52999, 379701), (54243, 370993), (126567, 158997)]