20962672

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{30469}}^1$

素因数の和:30520

約数の個数: 20

約数和(自身を含む): 41561080

約数和(自身を除く): 20598408

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 30469, 60938, 121876, 243752, 487504, 1310167, 2620334, 5240668, 10481336, 20962672]

約数ペア:

[(1, 20962672), (2, 10481336), (4, 5240668), (8, 2620334), (16, 1310167), (43, 487504), (86, 243752), (172, 121876), (344, 60938), (688, 30469)]