27942928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{134341}}^1$

素因数の和:134362

約数の個数: 20

約数和(自身を含む): 58304428

約数和(自身を除く): 30361500

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 134341, 268682, 537364, 1074728, 1746433, 2149456, 3492866, 6985732, 13971464, 27942928]

約数ペア:

[(1, 27942928), (2, 13971464), (4, 6985732), (8, 3492866), (13, 2149456), (16, 1746433), (26, 1074728), (52, 537364), (104, 268682), (208, 134341)]