840062014

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1997}}^1\times {\mathrm{19121}}^1$

素因数の和:21131

約数の個数: 16

約数和(自身を含む): 1375407216

約数和(自身を除く): 535345202

約数列:

[1, 2, 11, 22, 1997, 3994, 19121, 21967, 38242, 43934, 210331, 420662, 38184637, 76369274, 420031007, 840062014]

約数ペア:

[(1, 840062014), (2, 420031007), (11, 76369274), (22, 38184637), (1997, 420662), (3994, 210331), (19121, 43934), (21967, 38242)]