20161749293

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{2099}}^1\times {\mathrm{12589}}^1$

素因数の和:14804

約数の個数: 16

約数和(自身を含む): 23266320000

約数和(自身を除く): 3104570707

約数列:

[1, 7, 109, 763, 2099, 12589, 14693, 88123, 228791, 1372201, 1601537, 9605407, 26424311, 184970177, 2880249899, 20161749293]

約数ペア:

[(1, 20161749293), (7, 2880249899), (109, 184970177), (763, 26424311), (2099, 9605407), (12589, 1601537), (14693, 1372201), (88123, 228791)]