18792599

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1999}}^1$

素因数の和:2102

約数の個数: 16

約数和(自身を含む): 23040000

約数和(自身を除く): 4247401

約数列:

[1, 7, 17, 79, 119, 553, 1343, 1999, 9401, 13993, 33983, 157921, 237881, 1105447, 2684657, 18792599]

約数ペア:

[(1, 18792599), (7, 2684657), (17, 1105447), (79, 237881), (119, 157921), (553, 33983), (1343, 13993), (1999, 9401)]