25987412

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{53693}}^1$

素因数の和:53719

約数の個数: 18

約数和(自身を含む): 49989114

約数和(自身を除く): 24001702

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 53693, 107386, 214772, 590623, 1181246, 2362492, 6496853, 12993706, 25987412]

約数ペア:

[(1, 25987412), (2, 12993706), (4, 6496853), (11, 2362492), (22, 1181246), (44, 590623), (121, 214772), (242, 107386), (484, 53693)]