20696994

素因数分解:

$2^1\times 3^2\times {\mathrm{149}}^1\times {\mathrm{7717}}^1$

素因数の和:7874

約数の個数: 24

約数和(自身を含む): 45150300

約数和(自身を除く): 24453306

約数列:

[1, 2, 3, 6, 9, 18, 149, 298, 447, 894, 1341, 2682, 7717, 15434, 23151, 46302, 69453, 138906, 1149833, 2299666, 3449499, 6898998, 10348497, 20696994]

約数ペア:

[(1, 20696994), (2, 10348497), (3, 6898998), (6, 3449499), (9, 2299666), (18, 1149833), (149, 138906), (298, 69453), (447, 46302), (894, 23151), (1341, 15434), (2682, 7717)]