19422609

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{991}}^1$

素因数の和:1180

約数の個数: 16

約数和(自身を含む): 26664960

約数和(自身を除く): 7242351

約数列:

[1, 3, 47, 139, 141, 417, 991, 2973, 6533, 19599, 46577, 137749, 139731, 413247, 6474203, 19422609]

約数ペア:

[(1, 19422609), (3, 6474203), (47, 413247), (139, 139731), (141, 137749), (417, 46577), (991, 19599), (2973, 6533)]