20355466

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{1303}}^1$

素因数の和:1485

約数の個数: 16

約数和(自身を含む): 31264704

約数和(自身を除く): 10909238

約数列:

[1, 2, 73, 107, 146, 214, 1303, 2606, 7811, 15622, 95119, 139421, 190238, 278842, 10177733, 20355466]

約数ペア:

[(1, 20355466), (2, 10177733), (73, 278842), (107, 190238), (146, 139421), (214, 95119), (1303, 15622), (2606, 7811)]