20699103

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{9677}}^1$

素因数の和:9734

約数の個数: 16

約数和(自身を含む): 29730816

約数和(自身を除く): 9031713

約数列:

[1, 3, 23, 31, 69, 93, 713, 2139, 9677, 29031, 222571, 299987, 667713, 899961, 6899701, 20699103]

約数ペア:

[(1, 20699103), (3, 6899701), (23, 899961), (31, 667713), (69, 299987), (93, 222571), (713, 29031), (2139, 9677)]