19883059

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1553}}^1$

素因数の和:1650

約数の個数: 16

約数和(自身を含む): 23869440

約数和(自身を除く): 3986381

約数列:

[1, 7, 31, 59, 217, 413, 1553, 1829, 10871, 12803, 48143, 91627, 337001, 641389, 2840437, 19883059]

約数ペア:

[(1, 19883059), (7, 2840437), (31, 641389), (59, 337001), (217, 91627), (413, 48143), (1553, 12803), (1829, 10871)]