2558948816

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{5159171}}^1$

素因数の和:5159210

約数の個数: 20

約数和(自身を含む): 5117898624

約数和(自身を除く): 2558949808

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 5159171, 10318342, 20636684, 41273368, 82546736, 159934301, 319868602, 639737204, 1279474408, 2558948816]

約数ペア:

[(1, 2558948816), (2, 1279474408), (4, 639737204), (8, 319868602), (16, 159934301), (31, 82546736), (62, 41273368), (124, 20636684), (248, 10318342), (496, 5159171)]