19705192

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{189473}}^1$

素因数の和:189492

約数の個数: 16

約数和(自身を含む): 39789540

約数和(自身を除く): 20084348

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 189473, 378946, 757892, 1515784, 2463149, 4926298, 9852596, 19705192]

約数ペア:

[(1, 19705192), (2, 9852596), (4, 4926298), (8, 2463149), (13, 1515784), (26, 757892), (52, 378946), (104, 189473)]