19131814

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{23}}^2\times {\mathrm{107}}^1$

素因数の和:181

約数の個数: 36

約数和(自身を含む): 32788476

約数和(自身を除く): 13656662

約数列:

[1, 2, 13, 23, 26, 46, 107, 169, 214, 299, 338, 529, 598, 1058, 1391, 2461, 2782, 3887, 4922, 6877, 7774, 13754, 18083, 31993, 36166, 56603, 63986, 89401, 113206, 178802, 415909, 735839, 831818, 1471678, 9565907, 19131814]

約数ペア:

[(1, 19131814), (2, 9565907), (13, 1471678), (23, 831818), (26, 735839), (46, 415909), (107, 178802), (169, 113206), (214, 89401), (299, 63986), (338, 56603), (529, 36166), (598, 31993), (1058, 18083), (1391, 13754), (2461, 7774), (2782, 6877), (3887, 4922)]