17797388

素因数分解:

$2^2\times 7^2\times {\mathrm{90803}}^1$

素因数の和:90821

約数の個数: 18

約数和(自身を含む): 36230796

約数和(自身を除く): 18433408

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 90803, 181606, 363212, 635621, 1271242, 2542484, 4449347, 8898694, 17797388]

約数ペア:

[(1, 17797388), (2, 8898694), (4, 4449347), (7, 2542484), (14, 1271242), (28, 635621), (49, 363212), (98, 181606), (196, 90803)]