20781500538

素因数分解:

$2^1\times 3^1\times {\mathrm{1423}}^1\times {\mathrm{2434001}}^1$

素因数の和:2435429

約数の個数: 16

約数和(自身を含む): 41592226176

約数和(自身を除く): 20810725638

約数列:

[1, 2, 3, 6, 1423, 2846, 4269, 8538, 2434001, 4868002, 7302003, 14604006, 3463583423, 6927166846, 10390750269, 20781500538]

約数ペア:

[(1, 20781500538), (2, 10390750269), (3, 6927166846), (6, 3463583423), (1423, 14604006), (2846, 7302003), (4269, 4868002), (8538, 2434001)]