1639876634

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1049857}}^1$

素因数の和:1049941

約数の個数: 16

約数和(自身を含む): 2721231936

約数和(自身を除く): 1081355302

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 1049857, 2099714, 11548427, 23096854, 74539847, 149079694, 819938317, 1639876634]

約数ペア:

[(1, 1639876634), (2, 819938317), (11, 149079694), (22, 74539847), (71, 23096854), (142, 11548427), (781, 2099714), (1562, 1049857)]