20196688473

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19180141}}^1$

素因数の和:19180166

約数の個数: 20

約数和(自身を含む): 32491160548

約数和(自身を除く): 12294472075

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 19180141, 57540423, 172621269, 249341833, 517863807, 748025499, 1553591421, 2244076497, 6732229491, 20196688473]

約数ペア:

[(1, 20196688473), (3, 6732229491), (9, 2244076497), (13, 1553591421), (27, 748025499), (39, 517863807), (81, 249341833), (117, 172621269), (351, 57540423), (1053, 19180141)]