20868064

素因数分解:

$2^5\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1579}}^1$

素因数の和:1655

約数の個数: 48

約数和(自身を含む): 47779200

約数和(自身を除く): 26911136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 59, 112, 118, 224, 236, 413, 472, 826, 944, 1579, 1652, 1888, 3158, 3304, 6316, 6608, 11053, 12632, 13216, 22106, 25264, 44212, 50528, 88424, 93161, 176848, 186322, 353696, 372644, 652127, 745288, 1304254, 1490576, 2608508, 2981152, 5217016, 10434032, 20868064]

約数ペア:

[(1, 20868064), (2, 10434032), (4, 5217016), (7, 2981152), (8, 2608508), (14, 1490576), (16, 1304254), (28, 745288), (32, 652127), (56, 372644), (59, 353696), (112, 186322), (118, 176848), (224, 93161), (236, 88424), (413, 50528), (472, 44212), (826, 25264), (944, 22106), (1579, 13216), (1652, 12632), (1888, 11053), (3158, 6608), (3304, 6316)]