19390742

素因数分解:

$2^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{6211}}^1$

素因数の和:6443

約数の個数: 16

約数和(自身を含む): 33395712

約数和(自身を除く): 14004970

約数列:

[1, 2, 7, 14, 223, 446, 1561, 3122, 6211, 12422, 43477, 86954, 1385053, 2770106, 9695371, 19390742]

約数ペア:

[(1, 19390742), (2, 9695371), (7, 2770106), (14, 1385053), (223, 86954), (446, 43477), (1561, 12422), (3122, 6211)]