18716968

素因数分解:

$2^3\times {\mathrm{37}}^2\times {\mathrm{1709}}^1$

素因数の和:1789

約数の個数: 24

約数和(自身を含む): 36089550

約数和(自身を除く): 17372582

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 1369, 1709, 2738, 3418, 5476, 6836, 10952, 13672, 63233, 126466, 252932, 505864, 2339621, 4679242, 9358484, 18716968]

約数ペア:

[(1, 18716968), (2, 9358484), (4, 4679242), (8, 2339621), (37, 505864), (74, 252932), (148, 126466), (296, 63233), (1369, 13672), (1709, 10952), (2738, 6836), (3418, 5476)]