20105745

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{121853}}^1$

素因数の和:121872

約数の個数: 16

約数和(自身を含む): 35093952

約数和(自身を除く): 14988207

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 121853, 365559, 609265, 1340383, 1827795, 4021149, 6701915, 20105745]

約数ペア:

[(1, 20105745), (3, 6701915), (5, 4021149), (11, 1827795), (15, 1340383), (33, 609265), (55, 365559), (165, 121853)]