20180691218

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{631}}^1\times {\mathrm{122069}}^1$

素因数の和:122833

約数の個数: 16

約数和(自身を含む): 30550703040

約数和(自身を除く): 10370011822

約数列:

[1, 2, 131, 262, 631, 1262, 82661, 122069, 165322, 244138, 15991039, 31982078, 77025539, 154051078, 10090345609, 20180691218]

約数ペア:

[(1, 20180691218), (2, 10090345609), (131, 154051078), (262, 77025539), (631, 31982078), (1262, 15991039), (82661, 244138), (122069, 165322)]