20186094488

素因数分解:

$2^3\times 7^2\times {\mathrm{41}}^1\times {\mathrm{439}}^1\times {\mathrm{2861}}^1$

素因数の和:3361

約数の個数: 96

約数和(自身を含む): 45220744800

約数和(自身を除く): 25034650312

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 49, 56, 82, 98, 164, 196, 287, 328, 392, 439, 574, 878, 1148, 1756, 2009, 2296, 2861, 3073, 3512, 4018, 5722, 6146, 8036, 11444, 12292, 16072, 17999, 20027, 21511, 22888, 24584, 35998, 40054, 43022, 71996, 80108, 86044, 117301, 125993, 140189, 143992, 160216, 172088, 234602, 251986, 280378, 469204, 503972, 560756, 821107, 881951, 938408, 1007944, 1121512, 1255979, 1642214, 1763902, 2511958, 3284428, 3527804, 5023916, 5747749, 6568856, 7055608, 8791853, 10047832, 11495498, 17583706, 22990996, 35167412, 45981992, 51495139, 61542971, 70334824, 102990278, 123085942, 205980556, 246171884, 360465973, 411961112, 492343768, 720931946, 1441863892, 2523261811, 2883727784, 5046523622, 10093047244, 20186094488]

約数ペア:

[(1, 20186094488), (2, 10093047244), (4, 5046523622), (7, 2883727784), (8, 2523261811), (14, 1441863892), (28, 720931946), (41, 492343768), (49, 411961112), (56, 360465973), (82, 246171884), (98, 205980556), (164, 123085942), (196, 102990278), (287, 70334824), (328, 61542971), (392, 51495139), (439, 45981992), (574, 35167412), (878, 22990996), (1148, 17583706), (1756, 11495498), (2009, 10047832), (2296, 8791853), (2861, 7055608), (3073, 6568856), (3512, 5747749), (4018, 5023916), (5722, 3527804), (6146, 3284428), (8036, 2511958), (11444, 1763902), (12292, 1642214), (16072, 1255979), (17999, 1121512), (20027, 1007944), (21511, 938408), (22888, 881951), (24584, 821107), (35998, 560756), (40054, 503972), (43022, 469204), (71996, 280378), (80108, 251986), (86044, 234602), (117301, 172088), (125993, 160216), (140189, 143992)]