20715744

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1063}}^1$

素因数の和:1112

約数の個数: 96

約数和(自身を含む): 64350720

約数和(自身を除く): 43634976

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 32, 42, 48, 56, 58, 84, 87, 96, 112, 116, 168, 174, 203, 224, 232, 336, 348, 406, 464, 609, 672, 696, 812, 928, 1063, 1218, 1392, 1624, 2126, 2436, 2784, 3189, 3248, 4252, 4872, 6378, 6496, 7441, 8504, 9744, 12756, 14882, 17008, 19488, 22323, 25512, 29764, 30827, 34016, 44646, 51024, 59528, 61654, 89292, 92481, 102048, 119056, 123308, 178584, 184962, 215789, 238112, 246616, 357168, 369924, 431578, 493232, 647367, 714336, 739848, 863156, 986464, 1294734, 1479696, 1726312, 2589468, 2959392, 3452624, 5178936, 6905248, 10357872, 20715744]

約数ペア:

[(1, 20715744), (2, 10357872), (3, 6905248), (4, 5178936), (6, 3452624), (7, 2959392), (8, 2589468), (12, 1726312), (14, 1479696), (16, 1294734), (21, 986464), (24, 863156), (28, 739848), (29, 714336), (32, 647367), (42, 493232), (48, 431578), (56, 369924), (58, 357168), (84, 246616), (87, 238112), (96, 215789), (112, 184962), (116, 178584), (168, 123308), (174, 119056), (203, 102048), (224, 92481), (232, 89292), (336, 61654), (348, 59528), (406, 51024), (464, 44646), (609, 34016), (672, 30827), (696, 29764), (812, 25512), (928, 22323), (1063, 19488), (1218, 17008), (1392, 14882), (1624, 12756), (2126, 9744), (2436, 8504), (2784, 7441), (3189, 6496), (3248, 6378), (4252, 4872)]