20161993748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{11119}}^1\times {\mathrm{34871}}^1$

素因数の和:46007

約数の個数: 24

約数和(自身を含む): 38002110720

約数和(自身を除く): 17840116972

約数列:

[1, 2, 4, 13, 26, 52, 11119, 22238, 34871, 44476, 69742, 139484, 144547, 289094, 453323, 578188, 906646, 1813292, 387730649, 775461298, 1550922596, 5040498437, 10080996874, 20161993748]

約数ペア:

[(1, 20161993748), (2, 10080996874), (4, 5040498437), (13, 1550922596), (26, 775461298), (52, 387730649), (11119, 1813292), (22238, 906646), (34871, 578188), (44476, 453323), (69742, 289094), (139484, 144547)]