81022916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{82007}}^1$

素因数の和:82043

約数の個数: 24

約数和(自身を含む): 160735680

約数和(自身を除く): 79712764

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 82007, 164014, 328028, 1066091, 1558133, 2132182, 3116266, 4264364, 6232532, 20255729, 40511458, 81022916]

約数ペア:

[(1, 81022916), (2, 40511458), (4, 20255729), (13, 6232532), (19, 4264364), (26, 3116266), (38, 2132182), (52, 1558133), (76, 1066091), (247, 328028), (494, 164014), (988, 82007)]