1627888

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{1433}}^1$

素因数の和:1512

約数の個数: 20

約数和(自身を含む): 3200688

約数和(自身を除く): 1572800

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 1433, 2866, 5732, 11464, 22928, 101743, 203486, 406972, 813944, 1627888]

約数ペア:

[(1, 1627888), (2, 813944), (4, 406972), (8, 203486), (16, 101743), (71, 22928), (142, 11464), (284, 5732), (568, 2866), (1136, 1433)]