19390526

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7187}}^1$

素因数の和:7279

約数の個数: 16

約数和(自身を含む): 31052160

約数和(自身を除く): 11661634

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 7187, 14374, 136553, 273106, 510277, 1020554, 9695263, 19390526]

約数ペア:

[(1, 19390526), (2, 9695263), (19, 1020554), (38, 510277), (71, 273106), (142, 136553), (1349, 14374), (2698, 7187)]