20402706

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{50753}}^1$

素因数の和:50825

約数の個数: 16

約数和(自身を含む): 41415264

約数和(自身を除く): 21012558

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 50753, 101506, 152259, 304518, 3400451, 6800902, 10201353, 20402706]

約数ペア:

[(1, 20402706), (2, 10201353), (3, 6800902), (6, 3400451), (67, 304518), (134, 152259), (201, 101506), (402, 50753)]