19840977

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{56527}}^1$

素因数の和:56549

約数の個数: 16

約数和(自身を含む): 31655680

約数和(自身を除く): 11814703

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 56527, 169581, 508743, 734851, 1526229, 2204553, 6613659, 19840977]

約数ペア:

[(1, 19840977), (3, 6613659), (9, 2204553), (13, 1526229), (27, 734851), (39, 508743), (117, 169581), (351, 56527)]