209888926

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1493}}^1\times {\mathrm{5407}}^1$

素因数の和:6915

約数の個数: 16

約数和(自身を含む): 339341184

約数和(自身を除く): 129452258

約数列:

[1, 2, 13, 26, 1493, 2986, 5407, 10814, 19409, 38818, 70291, 140582, 8072651, 16145302, 104944463, 209888926]

約数ペア:

[(1, 209888926), (2, 104944463), (13, 16145302), (26, 8072651), (1493, 140582), (2986, 70291), (5407, 38818), (10814, 19409)]