86987056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{418207}}^1$

素因数の和:418228

約数の個数: 20

約数和(自身を含む): 181502272

約数和(自身を除く): 94515216

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 418207, 836414, 1672828, 3345656, 5436691, 6691312, 10873382, 21746764, 43493528, 86987056]

約数ペア:

[(1, 86987056), (2, 43493528), (4, 21746764), (8, 10873382), (13, 6691312), (16, 5436691), (26, 3345656), (52, 1672828), (104, 836414), (208, 418207)]