18670490881

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{652609}}^1$

素因数の和:652744

約数の個数: 16

約数和(自身を含む): 22011230080

約数和(自身を除く): 3340739199

約数列:

[1, 7, 61, 67, 427, 469, 4087, 28609, 652609, 4568263, 39809149, 43724803, 278664043, 306073621, 2667212983, 18670490881]

約数ペア:

[(1, 18670490881), (7, 2667212983), (61, 306073621), (67, 278664043), (427, 43724803), (469, 39809149), (4087, 4568263), (28609, 652609)]