19139806

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{15361}}^1$

素因数の和:15459

約数の個数: 16

約数和(自身を含む): 33181920

約数和(自身を除く): 14042114

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 15361, 30722, 107527, 215054, 1367129, 2734258, 9569903, 19139806]

約数ペア:

[(1, 19139806), (2, 9569903), (7, 2734258), (14, 1367129), (89, 215054), (178, 107527), (623, 30722), (1246, 15361)]