87589424

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{421103}}^1$

素因数の和:421124

約数の個数: 20

約数和(自身を含む): 182759136

約数和(自身を除く): 95169712

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 421103, 842206, 1684412, 3368824, 5474339, 6737648, 10948678, 21897356, 43794712, 87589424]

約数ペア:

[(1, 87589424), (2, 43794712), (4, 21897356), (8, 10948678), (13, 6737648), (16, 5474339), (26, 3368824), (52, 1684412), (104, 842206), (208, 421103)]