20948228

素因数分解:

$2^2\times 7^1\times {\mathrm{599}}^1\times {\mathrm{1249}}^1$

素因数の和:1859

約数の個数: 24

約数和(自身を含む): 42000000

約数和(自身を除く): 21051772

約数列:

[1, 2, 4, 7, 14, 28, 599, 1198, 1249, 2396, 2498, 4193, 4996, 8386, 8743, 16772, 17486, 34972, 748151, 1496302, 2992604, 5237057, 10474114, 20948228]

約数ペア:

[(1, 20948228), (2, 10474114), (4, 5237057), (7, 2992604), (14, 1496302), (28, 748151), (599, 34972), (1198, 17486), (1249, 16772), (2396, 8743), (2498, 8386), (4193, 4996)]