1285549616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{6180527}}^1$

素因数の和:6180548

約数の個数: 20

約数和(自身を含む): 2682349152

約数和(自身を除く): 1396799536

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 6180527, 12361054, 24722108, 49444216, 80346851, 98888432, 160693702, 321387404, 642774808, 1285549616]

約数ペア:

[(1, 1285549616), (2, 642774808), (4, 321387404), (8, 160693702), (13, 98888432), (16, 80346851), (26, 49444216), (52, 24722108), (104, 12361054), (208, 6180527)]