18815786

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{607}}^1\times {\mathrm{1409}}^1$

素因数の和:2029

約数の個数: 16

約数和(自身を含む): 30862080

約数和(自身を除く): 12046294

約数列:

[1, 2, 11, 22, 607, 1214, 1409, 2818, 6677, 13354, 15499, 30998, 855263, 1710526, 9407893, 18815786]

約数ペア:

[(1, 18815786), (2, 9407893), (11, 1710526), (22, 855263), (607, 30998), (1214, 15499), (1409, 13354), (2818, 6677)]