19898366

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{1069}}^1$

素因数の和:1339

約数の個数: 16

約数和(自身を含む): 30738960

約数和(自身を除く): 10840594

約数列:

[1, 2, 41, 82, 227, 454, 1069, 2138, 9307, 18614, 43829, 87658, 242663, 485326, 9949183, 19898366]

約数ペア:

[(1, 19898366), (2, 9949183), (41, 485326), (82, 242663), (227, 87658), (454, 43829), (1069, 18614), (2138, 9307)]