20572416

素因数分解:

$2^8\times 3^2\times {\mathrm{8929}}^1$

素因数の和:8951

約数の個数: 54

約数和(自身を含む): 59321990

約数和(自身を除く): 38749574

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 576, 768, 1152, 2304, 8929, 17858, 26787, 35716, 53574, 71432, 80361, 107148, 142864, 160722, 214296, 285728, 321444, 428592, 571456, 642888, 857184, 1142912, 1285776, 1714368, 2285824, 2571552, 3428736, 5143104, 6857472, 10286208, 20572416]

約数ペア:

[(1, 20572416), (2, 10286208), (3, 6857472), (4, 5143104), (6, 3428736), (8, 2571552), (9, 2285824), (12, 1714368), (16, 1285776), (18, 1142912), (24, 857184), (32, 642888), (36, 571456), (48, 428592), (64, 321444), (72, 285728), (96, 214296), (128, 160722), (144, 142864), (192, 107148), (256, 80361), (288, 71432), (384, 53574), (576, 35716), (768, 26787), (1152, 17858), (2304, 8929)]