19080464

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{91733}}^1$

素因数の和:91754

約数の個数: 20

約数和(自身を含む): 39812556

約数和(自身を除く): 20732092

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 91733, 183466, 366932, 733864, 1192529, 1467728, 2385058, 4770116, 9540232, 19080464]

約数ペア:

[(1, 19080464), (2, 9540232), (4, 4770116), (8, 2385058), (13, 1467728), (16, 1192529), (26, 733864), (52, 366932), (104, 183466), (208, 91733)]