19172318

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{13007}}^1$

素因数の和:13087

約数の個数: 16

約数和(自身を含む): 31843584

約数和(自身を除く): 12671266

約数列:

[1, 2, 11, 22, 67, 134, 737, 1474, 13007, 26014, 143077, 286154, 871469, 1742938, 9586159, 19172318]

約数ペア:

[(1, 19172318), (2, 9586159), (11, 1742938), (22, 871469), (67, 286154), (134, 143077), (737, 26014), (1474, 13007)]