20534995

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{733}}^1$

素因数の和:1182

約数の個数: 16

約数和(自身を含む): 26635392

約数和(自身を除く): 6100397

約数列:

[1, 5, 13, 65, 431, 733, 2155, 3665, 5603, 9529, 28015, 47645, 315923, 1579615, 4106999, 20534995]

約数ペア:

[(1, 20534995), (5, 4106999), (13, 1579615), (65, 315923), (431, 47645), (733, 28015), (2155, 9529), (3665, 5603)]