1693456

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{1997}}^1$

素因数の和:2058

約数の個数: 20

約数和(自身を含む): 3344652

約数和(自身を除く): 1651196

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 1997, 3994, 7988, 15976, 31952, 105841, 211682, 423364, 846728, 1693456]

約数ペア:

[(1, 1693456), (2, 846728), (4, 423364), (8, 211682), (16, 105841), (53, 31952), (106, 15976), (212, 7988), (424, 3994), (848, 1997)]