19588436

素因数分解:

$2^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{719}}^1$

素因数の和:876

約数の個数: 36

約数和(自身を含む): 40219200

約数和(自身を除く): 20630764

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 139, 196, 278, 556, 719, 973, 1438, 1946, 2876, 3892, 5033, 6811, 10066, 13622, 20132, 27244, 35231, 70462, 99941, 140924, 199882, 399764, 699587, 1399174, 2798348, 4897109, 9794218, 19588436]

約数ペア:

[(1, 19588436), (2, 9794218), (4, 4897109), (7, 2798348), (14, 1399174), (28, 699587), (49, 399764), (98, 199882), (139, 140924), (196, 99941), (278, 70462), (556, 35231), (719, 27244), (973, 20132), (1438, 13622), (1946, 10066), (2876, 6811), (3892, 5033)]