20555601

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{3331}}^1$

素因数の和:3373

約数の個数: 24

約数和(自身を含む): 31907232

約数和(自身を除く): 11351631

約数列:

[1, 3, 11, 17, 33, 51, 121, 187, 363, 561, 2057, 3331, 6171, 9993, 36641, 56627, 109923, 169881, 403051, 622897, 1209153, 1868691, 6851867, 20555601]

約数ペア:

[(1, 20555601), (3, 6851867), (11, 1868691), (17, 1209153), (33, 622897), (51, 403051), (121, 169881), (187, 109923), (363, 56627), (561, 36641), (2057, 9993), (3331, 6171)]