19967542

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{62011}}^1$

素因数の和:62043

約数の個数: 16

約数和(自身を含む): 35718912

約数和(自身を除く): 15751370

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 62011, 124022, 434077, 868154, 1426253, 2852506, 9983771, 19967542]

約数ペア:

[(1, 19967542), (2, 9983771), (7, 2852506), (14, 1426253), (23, 868154), (46, 434077), (161, 124022), (322, 62011)]