20899381608

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{383}}^1\times {\mathrm{15467}}^1$

素因数の和:15876

約数の個数: 144

約数和(自身を含む): 66019898880

約数和(自身を除く): 45120517272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 383, 392, 441, 504, 588, 766, 882, 1149, 1176, 1532, 1764, 2298, 2681, 3064, 3447, 3528, 4596, 5362, 6894, 8043, 9192, 10724, 13788, 15467, 16086, 18767, 21448, 24129, 27576, 30934, 32172, 37534, 46401, 48258, 56301, 61868, 64344, 75068, 92802, 96516, 108269, 112602, 123736, 139203, 150136, 168903, 185604, 193032, 216538, 225204, 278406, 324807, 337806, 371208, 433076, 450408, 556812, 649614, 675612, 757883, 866152, 974421, 1113624, 1299228, 1351224, 1515766, 1948842, 2273649, 2598456, 3031532, 3897684, 4547298, 5923861, 6063064, 6820947, 7795368, 9094596, 11847722, 13641894, 17771583, 18189192, 23695444, 27283788, 35543166, 41467027, 47390888, 53314749, 54567576, 71086332, 82934054, 106629498, 124401081, 142172664, 165868108, 213258996, 248802162, 290269189, 331736216, 373203243, 426517992, 497604324, 580538378, 746406486, 870807567, 995208648, 1161076756, 1492812972, 1741615134, 2322153512, 2612422701, 2985625944, 3483230268, 5224845402, 6966460536, 10449690804, 20899381608]

約数ペア:

[(1, 20899381608), (2, 10449690804), (3, 6966460536), (4, 5224845402), (6, 3483230268), (7, 2985625944), (8, 2612422701), (9, 2322153512), (12, 1741615134), (14, 1492812972), (18, 1161076756), (21, 995208648), (24, 870807567), (28, 746406486), (36, 580538378), (42, 497604324), (49, 426517992), (56, 373203243), (63, 331736216), (72, 290269189), (84, 248802162), (98, 213258996), (126, 165868108), (147, 142172664), (168, 124401081), (196, 106629498), (252, 82934054), (294, 71086332), (383, 54567576), (392, 53314749), (441, 47390888), (504, 41467027), (588, 35543166), (766, 27283788), (882, 23695444), (1149, 18189192), (1176, 17771583), (1532, 13641894), (1764, 11847722), (2298, 9094596), (2681, 7795368), (3064, 6820947), (3447, 6063064), (3528, 5923861), (4596, 4547298), (5362, 3897684), (6894, 3031532), (8043, 2598456), (9192, 2273649), (10724, 1948842), (13788, 1515766), (15467, 1351224), (16086, 1299228), (18767, 1113624), (21448, 974421), (24129, 866152), (27576, 757883), (30934, 675612), (32172, 649614), (37534, 556812), (46401, 450408), (48258, 433076), (56301, 371208), (61868, 337806), (64344, 324807), (75068, 278406), (92802, 225204), (96516, 216538), (108269, 193032), (112602, 185604), (123736, 168903), (139203, 150136)]