19431646

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43963}}^1$

素因数の和:43995

約数の個数: 16

約数和(自身を含む): 33236784

約数和(自身を除く): 13805138

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 43963, 87926, 571519, 747371, 1143038, 1494742, 9715823, 19431646]

約数ペア:

[(1, 19431646), (2, 9715823), (13, 1494742), (17, 1143038), (26, 747371), (34, 571519), (221, 87926), (442, 43963)]