18941978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{50647}}^1$

素因数の和:50677

約数の個数: 16

約数和(自身を含む): 32819904

約数和(自身を除く): 13877926

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 50647, 101294, 557117, 860999, 1114234, 1721998, 9470989, 18941978]

約数ペア:

[(1, 18941978), (2, 9470989), (11, 1721998), (17, 1114234), (22, 860999), (34, 557117), (187, 101294), (374, 50647)]