86864336

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{417617}}^1$

素因数の和:417638

約数の個数: 20

約数和(自身を含む): 181246212

約数和(自身を除く): 94381876

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 417617, 835234, 1670468, 3340936, 5429021, 6681872, 10858042, 21716084, 43432168, 86864336]

約数ペア:

[(1, 86864336), (2, 43432168), (4, 21716084), (8, 10858042), (13, 6681872), (16, 5429021), (26, 3340936), (52, 1670468), (104, 835234), (208, 417617)]