19206887

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1451}}^1$

素因数の和:1550

約数の個数: 16

約数和(自身を含む): 23046144

約数和(自身を除く): 3839257

約数列:

[1, 7, 31, 61, 217, 427, 1451, 1891, 10157, 13237, 44981, 88511, 314867, 619577, 2743841, 19206887]

約数ペア:

[(1, 19206887), (7, 2743841), (31, 619577), (61, 314867), (217, 88511), (427, 44981), (1451, 13237), (1891, 10157)]