22218868

素因数分解:

$2^2\times 7^1\times {\mathrm{509}}^1\times {\mathrm{1559}}^1$

素因数の和:2079

約数の個数: 24

約数和(自身を含む): 44553600

約数和(自身を除く): 22334732

約数列:

[1, 2, 4, 7, 14, 28, 509, 1018, 1559, 2036, 3118, 3563, 6236, 7126, 10913, 14252, 21826, 43652, 793531, 1587062, 3174124, 5554717, 11109434, 22218868]

約数ペア:

[(1, 22218868), (2, 11109434), (4, 5554717), (7, 3174124), (14, 1587062), (28, 793531), (509, 43652), (1018, 21826), (1559, 14252), (2036, 10913), (3118, 7126), (3563, 6236)]