1921388

素因数分解:

$2^2\times 7^2\times {\mathrm{9803}}^1$

素因数の和:9821

約数の個数: 18

約数和(自身を含む): 3911796

約数和(自身を除く): 1990408

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 9803, 19606, 39212, 68621, 137242, 274484, 480347, 960694, 1921388]

約数ペア:

[(1, 1921388), (2, 960694), (4, 480347), (7, 274484), (14, 137242), (28, 68621), (49, 39212), (98, 19606), (196, 9803)]