19807812

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{18973}}^1$

素因数の和:19012

約数の個数: 36

約数和(自身を含む): 51799020

約数和(自身を除く): 31991208

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 18973, 37946, 56919, 75892, 113838, 170757, 227676, 341514, 550217, 683028, 1100434, 1650651, 2200868, 3301302, 4951953, 6602604, 9903906, 19807812]

約数ペア:

[(1, 19807812), (2, 9903906), (3, 6602604), (4, 4951953), (6, 3301302), (9, 2200868), (12, 1650651), (18, 1100434), (29, 683028), (36, 550217), (58, 341514), (87, 227676), (116, 170757), (174, 113838), (261, 75892), (348, 56919), (522, 37946), (1044, 18973)]