20346875157

素因数分解:

$3^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{1852579}}^1$

素因数の和:1853112

約数の個数: 16

約数和(自身を含む): 31064061440

約数和(自身を除く): 10717186283

約数列:

[1, 3, 7, 21, 523, 1569, 3661, 10983, 1852579, 5557737, 12968053, 38904159, 968898817, 2906696451, 6782291719, 20346875157]

約数ペア:

[(1, 20346875157), (3, 6782291719), (7, 2906696451), (21, 968898817), (523, 38904159), (1569, 12968053), (3661, 5557737), (10983, 1852579)]