20385302

素因数分解:

$2^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{9643}}^1$

素因数の和:9803

約数の個数: 16

約数和(自身を含む): 35181312

約数和(自身を除く): 14796010

約数列:

[1, 2, 7, 14, 151, 302, 1057, 2114, 9643, 19286, 67501, 135002, 1456093, 2912186, 10192651, 20385302]

約数ペア:

[(1, 20385302), (2, 10192651), (7, 2912186), (14, 1456093), (151, 135002), (302, 67501), (1057, 19286), (2114, 9643)]