26503984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127423}}^1$

素因数の和:127444

約数の個数: 20

約数和(自身を含む): 55302016

約数和(自身を除く): 28798032

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 127423, 254846, 509692, 1019384, 1656499, 2038768, 3312998, 6625996, 13251992, 26503984]

約数ペア:

[(1, 26503984), (2, 13251992), (4, 6625996), (8, 3312998), (13, 2038768), (16, 1656499), (26, 1019384), (52, 509692), (104, 254846), (208, 127423)]