19968052

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{384001}}^1$

素因数の和:384018

約数の個数: 12

約数和(自身を含む): 37632196

約数和(自身を除く): 17664144

約数列:

[1, 2, 4, 13, 26, 52, 384001, 768002, 1536004, 4992013, 9984026, 19968052]

約数ペア:

[(1, 19968052), (2, 9984026), (4, 4992013), (13, 1536004), (26, 768002), (52, 384001)]