20386464

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1319}}^1$

素因数の和:1362

約数の個数: 96

約数和(自身を含む): 63866880

約数和(自身を除く): 43480416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 56, 69, 84, 92, 96, 112, 138, 161, 168, 184, 224, 276, 322, 336, 368, 483, 552, 644, 672, 736, 966, 1104, 1288, 1319, 1932, 2208, 2576, 2638, 3864, 3957, 5152, 5276, 7728, 7914, 9233, 10552, 15456, 15828, 18466, 21104, 27699, 30337, 31656, 36932, 42208, 55398, 60674, 63312, 73864, 91011, 110796, 121348, 126624, 147728, 182022, 212359, 221592, 242696, 295456, 364044, 424718, 443184, 485392, 637077, 728088, 849436, 886368, 970784, 1274154, 1456176, 1698872, 2548308, 2912352, 3397744, 5096616, 6795488, 10193232, 20386464]

約数ペア:

[(1, 20386464), (2, 10193232), (3, 6795488), (4, 5096616), (6, 3397744), (7, 2912352), (8, 2548308), (12, 1698872), (14, 1456176), (16, 1274154), (21, 970784), (23, 886368), (24, 849436), (28, 728088), (32, 637077), (42, 485392), (46, 443184), (48, 424718), (56, 364044), (69, 295456), (84, 242696), (92, 221592), (96, 212359), (112, 182022), (138, 147728), (161, 126624), (168, 121348), (184, 110796), (224, 91011), (276, 73864), (322, 63312), (336, 60674), (368, 55398), (483, 42208), (552, 36932), (644, 31656), (672, 30337), (736, 27699), (966, 21104), (1104, 18466), (1288, 15828), (1319, 15456), (1932, 10552), (2208, 9233), (2576, 7914), (2638, 7728), (3864, 5276), (3957, 5152)]