18969664

素因数分解:

$2^6\times 7^2\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:312

約数の個数: 84

約数和(自身を含む): 45866304

約数和(自身を除く): 26896640

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 64, 92, 98, 112, 161, 184, 196, 224, 263, 322, 368, 392, 448, 526, 644, 736, 784, 1052, 1127, 1288, 1472, 1568, 1841, 2104, 2254, 2576, 3136, 3682, 4208, 4508, 5152, 6049, 7364, 8416, 9016, 10304, 12098, 12887, 14728, 16832, 18032, 24196, 25774, 29456, 36064, 42343, 48392, 51548, 58912, 72128, 84686, 96784, 103096, 117824, 169372, 193568, 206192, 296401, 338744, 387136, 412384, 592802, 677488, 824768, 1185604, 1354976, 2371208, 2709952, 4742416, 9484832, 18969664]

約数ペア:

[(1, 18969664), (2, 9484832), (4, 4742416), (7, 2709952), (8, 2371208), (14, 1354976), (16, 1185604), (23, 824768), (28, 677488), (32, 592802), (46, 412384), (49, 387136), (56, 338744), (64, 296401), (92, 206192), (98, 193568), (112, 169372), (161, 117824), (184, 103096), (196, 96784), (224, 84686), (263, 72128), (322, 58912), (368, 51548), (392, 48392), (448, 42343), (526, 36064), (644, 29456), (736, 25774), (784, 24196), (1052, 18032), (1127, 16832), (1288, 14728), (1472, 12887), (1568, 12098), (1841, 10304), (2104, 9016), (2254, 8416), (2576, 7364), (3136, 6049), (3682, 5152), (4208, 4508)]