20378061

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{22871}}^1$

素因数の和:22894

約数の個数: 20

約数和(自身を含む): 33210144

約数和(自身を除く): 12832083

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 22871, 68613, 205839, 251581, 617517, 754743, 1852551, 2264229, 6792687, 20378061]

約数ペア:

[(1, 20378061), (3, 6792687), (9, 2264229), (11, 1852551), (27, 754743), (33, 617517), (81, 251581), (99, 205839), (297, 68613), (891, 22871)]