20175904

素因数分解:

$2^5\times 7^1\times {\mathrm{90071}}^1$

素因数の和:90088

約数の個数: 24

約数和(自身を含む): 45396288

約数和(自身を除く): 25220384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 90071, 180142, 360284, 630497, 720568, 1260994, 1441136, 2521988, 2882272, 5043976, 10087952, 20175904]

約数ペア:

[(1, 20175904), (2, 10087952), (4, 5043976), (7, 2882272), (8, 2521988), (14, 1441136), (16, 1260994), (28, 720568), (32, 630497), (56, 360284), (112, 180142), (224, 90071)]