4393168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{21121}}^1$

素因数の和:21142

約数の個数: 20

約数和(自身を含む): 9166948

約数和(自身を除く): 4773780

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 21121, 42242, 84484, 168968, 274573, 337936, 549146, 1098292, 2196584, 4393168]

約数ペア:

[(1, 4393168), (2, 2196584), (4, 1098292), (8, 549146), (13, 337936), (16, 274573), (26, 168968), (52, 84484), (104, 42242), (208, 21121)]