18228892

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{37663}}^1$

素因数の和:37689

約数の個数: 18

約数和(自身を含む): 35065184

約数和(自身を除く): 16836292

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 37663, 75326, 150652, 414293, 828586, 1657172, 4557223, 9114446, 18228892]

約数ペア:

[(1, 18228892), (2, 9114446), (4, 4557223), (11, 1657172), (22, 828586), (44, 414293), (121, 150652), (242, 75326), (484, 37663)]