18777796

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1787}}^1$

素因数の和:1899

約数の個数: 24

約数和(自身を含む): 34243776

約数和(自身を除く): 15465980

約数列:

[1, 2, 4, 37, 71, 74, 142, 148, 284, 1787, 2627, 3574, 5254, 7148, 10508, 66119, 126877, 132238, 253754, 264476, 507508, 4694449, 9388898, 18777796]

約数ペア:

[(1, 18777796), (2, 9388898), (4, 4694449), (37, 507508), (71, 264476), (74, 253754), (142, 132238), (148, 126877), (284, 66119), (1787, 10508), (2627, 7148), (3574, 5254)]