20751056

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{12841}}^1$

素因数の和:12950

約数の個数: 20

約数和(自身を含む): 40606404

約数和(自身を除く): 19855348

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 12841, 25682, 51364, 102728, 205456, 1296941, 2593882, 5187764, 10375528, 20751056]

約数ペア:

[(1, 20751056), (2, 10375528), (4, 5187764), (8, 2593882), (16, 1296941), (101, 205456), (202, 102728), (404, 51364), (808, 25682), (1616, 12841)]