20161225166

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{1422409}}^1$

素因数の和:1422803

約数の個数: 16

約数和(自身を含む): 31918880400

約数和(自身を除く): 11757655234

約数列:

[1, 2, 19, 38, 373, 746, 7087, 14174, 1422409, 2844818, 27025771, 54051542, 530558557, 1061117114, 10080612583, 20161225166]

約数ペア:

[(1, 20161225166), (2, 10080612583), (19, 1061117114), (38, 530558557), (373, 54051542), (746, 27025771), (7087, 2844818), (14174, 1422409)]