20027623

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{509}}^1$

素因数の和:607

約数の個数: 24

約数和(自身を含む): 25814160

約数和(自身を除く): 5786537

約数列:

[1, 7, 11, 49, 73, 77, 509, 511, 539, 803, 3563, 3577, 5599, 5621, 24941, 37157, 39193, 39347, 260099, 274351, 408727, 1820693, 2861089, 20027623]

約数ペア:

[(1, 20027623), (7, 2861089), (11, 1820693), (49, 408727), (73, 274351), (77, 260099), (509, 39347), (511, 39193), (539, 37157), (803, 24941), (3563, 5621), (3577, 5599)]