20099742

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257689}}^1$

素因数の和:257707

約数の個数: 16

約数和(自身を含む): 43291920

約数和(自身を除く): 23192178

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 257689, 515378, 773067, 1546134, 3349957, 6699914, 10049871, 20099742]

約数ペア:

[(1, 20099742), (2, 10049871), (3, 6699914), (6, 3349957), (13, 1546134), (26, 773067), (39, 515378), (78, 257689)]