20217580055

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{2309261}}^1$

素因数の和:2309386

約数の個数: 16

約数和(自身を含む): 25937630784

約数和(自身を除く): 5720050729

約数列:

[1, 5, 17, 85, 103, 515, 1751, 8755, 2309261, 11546305, 39257437, 196287185, 237853883, 1189269415, 4043516011, 20217580055]

約数ペア:

[(1, 20217580055), (5, 4043516011), (17, 1189269415), (85, 237853883), (103, 196287185), (515, 39257437), (1751, 11546305), (8755, 2309261)]