19807202

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{1913}}^1$

素因数の和:2113

約数の個数: 16

約数和(自身を含む): 30868992

約数和(自身を除く): 11061790

約数列:

[1, 2, 31, 62, 167, 334, 1913, 3826, 5177, 10354, 59303, 118606, 319471, 638942, 9903601, 19807202]

約数ペア:

[(1, 19807202), (2, 9903601), (31, 638942), (62, 319471), (167, 118606), (334, 59303), (1913, 10354), (3826, 5177)]