18504838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{13789}}^1$

素因数の和:13863

約数の個数: 16

約数和(自身を含む): 30779280

約数和(自身を除く): 12274442

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 13789, 27578, 151679, 303358, 841129, 1682258, 9252419, 18504838]

約数ペア:

[(1, 18504838), (2, 9252419), (11, 1682258), (22, 841129), (61, 303358), (122, 151679), (671, 27578), (1342, 13789)]