19119807

素因数分解:

$3^4\times 7^1\times {\mathrm{33721}}^1$

素因数の和:33740

約数の個数: 20

約数和(自身を含む): 32642896

約数和(自身を除く): 13523089

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 33721, 101163, 236047, 303489, 708141, 910467, 2124423, 2731401, 6373269, 19119807]

約数ペア:

[(1, 19119807), (3, 6373269), (7, 2731401), (9, 2124423), (21, 910467), (27, 708141), (63, 303489), (81, 236047), (189, 101163), (567, 33721)]