26890966

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{9967}}^1$

素因数の和:10059

約数の個数: 16

約数和(自身を含む): 43061760

約数和(自身を除く): 16170794

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 9967, 19934, 189373, 378746, 707657, 1415314, 13445483, 26890966]

約数ペア:

[(1, 26890966), (2, 13445483), (19, 1415314), (38, 707657), (71, 378746), (142, 189373), (1349, 19934), (2698, 9967)]