19391086

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67801}}^1$

素因数の和:67827

約数の個数: 16

約数和(自身を含む): 34172208

約数和(自身を除く): 14781122

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 67801, 135602, 745811, 881413, 1491622, 1762826, 9695543, 19391086]

約数ペア:

[(1, 19391086), (2, 9695543), (11, 1762826), (13, 1491622), (22, 881413), (26, 745811), (143, 135602), (286, 67801)]