20452348

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{16987}}^1$

素因数の和:17041

約数の個数: 24

約数和(自身を含む): 41858432

約数和(自身を除く): 21406084

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 16987, 33974, 67948, 118909, 237818, 475636, 730441, 1460882, 2921764, 5113087, 10226174, 20452348]

約数ペア:

[(1, 20452348), (2, 10226174), (4, 5113087), (7, 2921764), (14, 1460882), (28, 730441), (43, 475636), (86, 237818), (172, 118909), (301, 67948), (602, 33974), (1204, 16987)]