19785530

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{13103}}^1$

素因数の和:13261

約数の個数: 16

約数和(自身を含む): 35852544

約数和(自身を除く): 16067014

約数列:

[1, 2, 5, 10, 151, 302, 755, 1510, 13103, 26206, 65515, 131030, 1978553, 3957106, 9892765, 19785530]

約数ペア:

[(1, 19785530), (2, 9892765), (5, 3957106), (10, 1978553), (151, 131030), (302, 65515), (755, 26206), (1510, 13103)]