20181661638

素因数分解:

$2^1\times 3^1\times {\mathrm{353}}^1\times {\mathrm{9528641}}^1$

素因数の和:9528999

約数の個数: 16

約数和(自身を含む): 40477671216

約数和(自身を除く): 20296009578

約数列:

[1, 2, 3, 6, 353, 706, 1059, 2118, 9528641, 19057282, 28585923, 57171846, 3363610273, 6727220546, 10090830819, 20181661638]

約数ペア:

[(1, 20181661638), (2, 10090830819), (3, 6727220546), (6, 3363610273), (353, 57171846), (706, 28585923), (1059, 19057282), (2118, 9528641)]