18738034

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{9629}}^1$

素因数の和:9777

約数の個数: 16

約数和(自身を含む): 32356800

約数和(自身を除く): 13618766

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 9629, 19258, 67403, 134806, 1338431, 2676862, 9369017, 18738034]

約数ペア:

[(1, 18738034), (2, 9369017), (7, 2676862), (14, 1338431), (139, 134806), (278, 67403), (973, 19258), (1946, 9629)]