18019894

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{3617}}^1$

素因数の和:3719

約数の個数: 16

約数和(自身を含む): 28133568

約数和(自身を除く): 10113674

約数列:

[1, 2, 47, 53, 94, 106, 2491, 3617, 4982, 7234, 169999, 191701, 339998, 383402, 9009947, 18019894]

約数ペア:

[(1, 18019894), (2, 9009947), (47, 383402), (53, 339998), (94, 191701), (106, 169999), (2491, 7234), (3617, 4982)]