20664039

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{32957}}^1$

素因数の和:32990

約数の個数: 16

約数和(自身を含む): 31639680

約数和(自身を除く): 10975641

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 32957, 98871, 362527, 626183, 1087581, 1878549, 6888013, 20664039]

約数ペア:

[(1, 20664039), (3, 6888013), (11, 1878549), (19, 1087581), (33, 626183), (57, 362527), (209, 98871), (627, 32957)]