20065507

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{7043}}^1$

素因数の和:7098

約数の個数: 16

約数和(自身を含む): 25696512

約数和(自身を除く): 5631005

約数列:

[1, 7, 11, 37, 77, 259, 407, 2849, 7043, 49301, 77473, 260591, 542311, 1824137, 2866501, 20065507]

約数ペア:

[(1, 20065507), (7, 2866501), (11, 1824137), (37, 542311), (77, 260591), (259, 77473), (407, 49301), (2849, 7043)]