2217328

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{997}}^1$

素因数の和:1144

約数の個数: 20

約数和(自身を含む): 4331320

約数和(自身を除く): 2113992

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 997, 1112, 1994, 2224, 3988, 7976, 15952, 138583, 277166, 554332, 1108664, 2217328]

約数ペア:

[(1, 2217328), (2, 1108664), (4, 554332), (8, 277166), (16, 138583), (139, 15952), (278, 7976), (556, 3988), (997, 2224), (1112, 1994)]