20803939

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:570

約数の個数: 16

約数和(自身を含む): 23224320

約数和(自身を除く): 2420381

約数列:

[1, 13, 47, 79, 431, 611, 1027, 3713, 5603, 20257, 34049, 48269, 263341, 442637, 1600303, 20803939]

約数ペア:

[(1, 20803939), (13, 1600303), (47, 442637), (79, 263341), (431, 48269), (611, 34049), (1027, 20257), (3713, 5603)]