19071806

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{17891}}^1$

素因数の和:17947

約数の個数: 16

約数和(自身を含む): 31561488

約数和(自身を除く): 12489682

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 17891, 35782, 232583, 465166, 733531, 1467062, 9535903, 19071806]

約数ペア:

[(1, 19071806), (2, 9535903), (13, 1467062), (26, 733531), (41, 465166), (82, 232583), (533, 35782), (1066, 17891)]