20279532

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{379}}^1$

素因数の和:420

約数の個数: 96

約数和(自身を含む): 59584000

約数和(自身を除く): 39304468

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 343, 364, 379, 546, 588, 637, 686, 758, 1029, 1092, 1137, 1274, 1372, 1516, 1911, 2058, 2274, 2548, 2653, 3822, 4116, 4459, 4548, 4927, 5306, 7644, 7959, 8918, 9854, 10612, 13377, 14781, 15918, 17836, 18571, 19708, 26754, 29562, 31836, 34489, 37142, 53508, 55713, 59124, 68978, 74284, 103467, 111426, 129997, 137956, 206934, 222852, 241423, 259994, 389991, 413868, 482846, 519988, 724269, 779982, 965692, 1448538, 1559964, 1689961, 2897076, 3379922, 5069883, 6759844, 10139766, 20279532]

約数ペア:

[(1, 20279532), (2, 10139766), (3, 6759844), (4, 5069883), (6, 3379922), (7, 2897076), (12, 1689961), (13, 1559964), (14, 1448538), (21, 965692), (26, 779982), (28, 724269), (39, 519988), (42, 482846), (49, 413868), (52, 389991), (78, 259994), (84, 241423), (91, 222852), (98, 206934), (147, 137956), (156, 129997), (182, 111426), (196, 103467), (273, 74284), (294, 68978), (343, 59124), (364, 55713), (379, 53508), (546, 37142), (588, 34489), (637, 31836), (686, 29562), (758, 26754), (1029, 19708), (1092, 18571), (1137, 17836), (1274, 15918), (1372, 14781), (1516, 13377), (1911, 10612), (2058, 9854), (2274, 8918), (2548, 7959), (2653, 7644), (3822, 5306), (4116, 4927), (4459, 4548)]