20684085

素因数分解:

$3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{12203}}^1$

素因数の和:12324

約数の個数: 16

約数和(自身を含む): 33390144

約数和(自身を除く): 12706059

約数列:

[1, 3, 5, 15, 113, 339, 565, 1695, 12203, 36609, 61015, 183045, 1378939, 4136817, 6894695, 20684085]

約数ペア:

[(1, 20684085), (3, 6894695), (5, 4136817), (15, 1378939), (113, 183045), (339, 61015), (565, 36609), (1695, 12203)]