1900556

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{659}}^1$

素因数の和:773

約数の個数: 24

約数和(自身を含む): 3843840

約数和(自身を除く): 1943284

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 659, 721, 1318, 1442, 2636, 2884, 4613, 9226, 18452, 67877, 135754, 271508, 475139, 950278, 1900556]

約数ペア:

[(1, 1900556), (2, 950278), (4, 475139), (7, 271508), (14, 135754), (28, 67877), (103, 18452), (206, 9226), (412, 4613), (659, 2884), (721, 2636), (1318, 1442)]