22219376

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{33871}}^1$

素因数の和:33920

約数の個数: 20

約数和(自身を含む): 44101344

約数和(自身を除く): 21881968

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 33871, 67742, 135484, 270968, 541936, 1388711, 2777422, 5554844, 11109688, 22219376]

約数ペア:

[(1, 22219376), (2, 11109688), (4, 5554844), (8, 2777422), (16, 1388711), (41, 541936), (82, 270968), (164, 135484), (328, 67742), (656, 33871)]