20872692

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{19993}}^1$

素因数の和:20032

約数の個数: 36

約数和(自身を含む): 54583620

約数和(自身を除く): 33710928

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 19993, 39986, 59979, 79972, 119958, 179937, 239916, 359874, 579797, 719748, 1159594, 1739391, 2319188, 3478782, 5218173, 6957564, 10436346, 20872692]

約数ペア:

[(1, 20872692), (2, 10436346), (3, 6957564), (4, 5218173), (6, 3478782), (9, 2319188), (12, 1739391), (18, 1159594), (29, 719748), (36, 579797), (58, 359874), (87, 239916), (116, 179937), (174, 119958), (261, 79972), (348, 59979), (522, 39986), (1044, 19993)]