19892006

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{1459}}^1$

素因数の和:1879

約数の個数: 16

約数和(自身を含む): 31693680

約数和(自身を除く): 11801674

約数列:

[1, 2, 17, 34, 401, 802, 1459, 2918, 6817, 13634, 24803, 49606, 585059, 1170118, 9946003, 19892006]

約数ペア:

[(1, 19892006), (2, 9946003), (17, 1170118), (34, 585059), (401, 49606), (802, 24803), (1459, 13634), (2918, 6817)]