19958918

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{4933}}^1$

素因数の和:4976

約数の個数: 24

約数和(自身を含む): 36353712

約数和(自身を除く): 16394794

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 289, 578, 2023, 4046, 4933, 9866, 34531, 69062, 83861, 167722, 587027, 1174054, 1425637, 2851274, 9979459, 19958918]

約数ペア:

[(1, 19958918), (2, 9979459), (7, 2851274), (14, 1425637), (17, 1174054), (34, 587027), (119, 167722), (238, 83861), (289, 69062), (578, 34531), (2023, 9866), (4046, 4933)]