18861470

素因数分解:

$2^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{4751}}^1$

素因数の和:5155

約数の個数: 16

約数和(自身を含む): 34043328

約数和(自身を除く): 15181858

約数列:

[1, 2, 5, 10, 397, 794, 1985, 3970, 4751, 9502, 23755, 47510, 1886147, 3772294, 9430735, 18861470]

約数ペア:

[(1, 18861470), (2, 9430735), (5, 3772294), (10, 1886147), (397, 47510), (794, 23755), (1985, 9502), (3970, 4751)]