20764378

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{32143}}^1$

素因数の和:32181

約数の個数: 16

約数和(自身を含む): 34715520

約数和(自身を除く): 13951142

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 32143, 64286, 546431, 610717, 1092862, 1221434, 10382189, 20764378]

約数ペア:

[(1, 20764378), (2, 10382189), (17, 1221434), (19, 1092862), (34, 610717), (38, 546431), (323, 64286), (646, 32143)]