19971016

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{192029}}^1$

素因数の和:192048

約数の個数: 16

約数和(自身を含む): 40326300

約数和(自身を除く): 20355284

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 192029, 384058, 768116, 1536232, 2496377, 4992754, 9985508, 19971016]

約数ペア:

[(1, 19971016), (2, 9985508), (4, 4992754), (8, 2496377), (13, 1536232), (26, 768116), (52, 384058), (104, 192029)]