1639206866

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{943157}}^1$

素因数の和:943249

約数の個数: 16

約数和(自身を含む): 2716295040

約数和(自身を除く): 1077088174

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 943157, 1886314, 10374727, 20749454, 74509403, 149018806, 819603433, 1639206866]

約数ペア:

[(1, 1639206866), (2, 819603433), (11, 149018806), (22, 74509403), (79, 20749454), (158, 10374727), (869, 1886314), (1738, 943157)]