2653456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{12757}}^1$

素因数の和:12778

約数の個数: 20

約数和(自身を含む): 5536972

約数和(自身を除く): 2883516

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 12757, 25514, 51028, 102056, 165841, 204112, 331682, 663364, 1326728, 2653456]

約数ペア:

[(1, 2653456), (2, 1326728), (4, 663364), (8, 331682), (13, 204112), (16, 165841), (26, 102056), (52, 51028), (104, 25514), (208, 12757)]