20281570209

素因数分解:

$3^3\times {\mathrm{1399}}^1\times {\mathrm{536933}}^1$

素因数の和:538341

約数の個数: 16

約数和(自身を含む): 30068304000

約数和(自身を除く): 9786733791

約数列:

[1, 3, 9, 27, 1399, 4197, 12591, 37773, 536933, 1610799, 4832397, 14497191, 751169267, 2253507801, 6760523403, 20281570209]

約数ペア:

[(1, 20281570209), (3, 6760523403), (9, 2253507801), (27, 751169267), (1399, 14497191), (4197, 4832397), (12591, 1610799), (37773, 536933)]