66940784

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{89017}}^1$

素因数の和:89072

約数の個数: 20

約数和(自身を含む): 132458784

約数和(自身を除く): 65518000

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 89017, 178034, 356068, 712136, 1424272, 4183799, 8367598, 16735196, 33470392, 66940784]

約数ペア:

[(1, 66940784), (2, 33470392), (4, 16735196), (8, 8367598), (16, 4183799), (47, 1424272), (94, 712136), (188, 356068), (376, 178034), (752, 89017)]