39851666

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{1439}}^1$

素因数の和:1729

約数の個数: 16

約数和(自身を含む): 61067520

約数和(自身を除く): 21215854

約数列:

[1, 2, 61, 122, 227, 454, 1439, 2878, 13847, 27694, 87779, 175558, 326653, 653306, 19925833, 39851666]

約数ペア:

[(1, 39851666), (2, 19925833), (61, 653306), (122, 326653), (227, 175558), (454, 87779), (1439, 27694), (2878, 13847)]