28327312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{136189}}^1$

素因数の和:136210

約数の個数: 20

約数和(自身を含む): 59106460

約数和(自身を除く): 30779148

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 136189, 272378, 544756, 1089512, 1770457, 2179024, 3540914, 7081828, 14163656, 28327312]

約数ペア:

[(1, 28327312), (2, 14163656), (4, 7081828), (8, 3540914), (13, 2179024), (16, 1770457), (26, 1089512), (52, 544756), (104, 272378), (208, 136189)]