66638256

素因数分解:

$2^4\times 3^1\times {\mathrm{1388297}}^1$

素因数の和:1388308

約数の個数: 20

約数和(自身を含む): 172148952

約数和(自身を除く): 105510696

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1388297, 2776594, 4164891, 5553188, 8329782, 11106376, 16659564, 22212752, 33319128, 66638256]

約数ペア:

[(1, 66638256), (2, 33319128), (3, 22212752), (4, 16659564), (6, 11106376), (8, 8329782), (12, 5553188), (16, 4164891), (24, 2776594), (48, 1388297)]