20386800336

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{335221}}^1$

素因数の和:335420

約数の個数: 80

約数和(自身を含む): 60522320768

約数和(自身を除く): 40135520432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 181, 336, 362, 543, 724, 1086, 1267, 1448, 2172, 2534, 2896, 3801, 4344, 5068, 7602, 8688, 10136, 15204, 20272, 30408, 60816, 335221, 670442, 1005663, 1340884, 2011326, 2346547, 2681768, 4022652, 4693094, 5363536, 7039641, 8045304, 9386188, 14079282, 16090608, 18772376, 28158564, 37544752, 56317128, 60675001, 112634256, 121350002, 182025003, 242700004, 364050006, 424725007, 485400008, 728100012, 849450014, 970800016, 1274175021, 1456200024, 1698900028, 2548350042, 2912400048, 3397800056, 5096700084, 6795600112, 10193400168, 20386800336]

約数ペア:

[(1, 20386800336), (2, 10193400168), (3, 6795600112), (4, 5096700084), (6, 3397800056), (7, 2912400048), (8, 2548350042), (12, 1698900028), (14, 1456200024), (16, 1274175021), (21, 970800016), (24, 849450014), (28, 728100012), (42, 485400008), (48, 424725007), (56, 364050006), (84, 242700004), (112, 182025003), (168, 121350002), (181, 112634256), (336, 60675001), (362, 56317128), (543, 37544752), (724, 28158564), (1086, 18772376), (1267, 16090608), (1448, 14079282), (2172, 9386188), (2534, 8045304), (2896, 7039641), (3801, 5363536), (4344, 4693094), (5068, 4022652), (7602, 2681768), (8688, 2346547), (10136, 2011326), (15204, 1340884), (20272, 1005663), (30408, 670442), (60816, 335221)]