19627832

素因数分解:

$2^3\times 7^3\times {\mathrm{23}}^1\times {\mathrm{311}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 44928000

約数和(自身を除く): 25300168

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 49, 56, 92, 98, 161, 184, 196, 311, 322, 343, 392, 622, 644, 686, 1127, 1244, 1288, 1372, 2177, 2254, 2488, 2744, 4354, 4508, 7153, 7889, 8708, 9016, 14306, 15239, 15778, 17416, 28612, 30478, 31556, 50071, 57224, 60956, 63112, 100142, 106673, 121912, 200284, 213346, 350497, 400568, 426692, 700994, 853384, 1401988, 2453479, 2803976, 4906958, 9813916, 19627832]

約数ペア:

[(1, 19627832), (2, 9813916), (4, 4906958), (7, 2803976), (8, 2453479), (14, 1401988), (23, 853384), (28, 700994), (46, 426692), (49, 400568), (56, 350497), (92, 213346), (98, 200284), (161, 121912), (184, 106673), (196, 100142), (311, 63112), (322, 60956), (343, 57224), (392, 50071), (622, 31556), (644, 30478), (686, 28612), (1127, 17416), (1244, 15778), (1288, 15239), (1372, 14306), (2177, 9016), (2254, 8708), (2488, 7889), (2744, 7153), (4354, 4508)]