19107249

素因数分解:

$3^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{2269}}^1$

素因数の和:2680

約数の個数: 16

約数和(自身を含む): 29201280

約数和(自身を除く): 10094031

約数列:

[1, 3, 7, 21, 401, 1203, 2269, 2807, 6807, 8421, 15883, 47649, 909869, 2729607, 6369083, 19107249]

約数ペア:

[(1, 19107249), (3, 6369083), (7, 2729607), (21, 909869), (401, 47649), (1203, 15883), (2269, 8421), (2807, 6807)]