81888004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{80917}}^1$

素因数の和:80955

約数の個数: 24

約数和(自身を含む): 163130688

約数和(自身を除く): 81242684

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 80917, 161834, 323668, 890087, 1780174, 1861091, 3560348, 3722182, 7444364, 20472001, 40944002, 81888004]

約数ペア:

[(1, 81888004), (2, 40944002), (4, 20472001), (11, 7444364), (22, 3722182), (23, 3560348), (44, 1861091), (46, 1780174), (92, 890087), (253, 323668), (506, 161834), (1012, 80917)]