20081224

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{857}}^1$

素因数の和:993

約数の個数: 32

約数和(自身を含む): 39382200

約数和(自身を除く): 19300976

約数列:

[1, 2, 4, 8, 29, 58, 101, 116, 202, 232, 404, 808, 857, 1714, 2929, 3428, 5858, 6856, 11716, 23432, 24853, 49706, 86557, 99412, 173114, 198824, 346228, 692456, 2510153, 5020306, 10040612, 20081224]

約数ペア:

[(1, 20081224), (2, 10040612), (4, 5020306), (8, 2510153), (29, 692456), (58, 346228), (101, 198824), (116, 173114), (202, 99412), (232, 86557), (404, 49706), (808, 24853), (857, 23432), (1714, 11716), (2929, 6856), (3428, 5858)]