19857574

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{14797}}^1$

素因数の和:14871

約数の個数: 16

約数和(自身を含む): 33029136

約数和(自身を除く): 13171562

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 14797, 29594, 162767, 325534, 902617, 1805234, 9928787, 19857574]

約数ペア:

[(1, 19857574), (2, 9928787), (11, 1805234), (22, 902617), (61, 325534), (122, 162767), (671, 29594), (1342, 14797)]