20823105

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{10597}}^1$

素因数の和:10736

約数の個数: 16

約数和(自身を含む): 33574464

約数和(自身を除く): 12751359

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 10597, 31791, 52985, 158955, 1388207, 4164621, 6941035, 20823105]

約数ペア:

[(1, 20823105), (3, 6941035), (5, 4164621), (15, 1388207), (131, 158955), (393, 52985), (655, 31791), (1965, 10597)]