19900974

素因数分解:

$2^1\times 3^1\times {\mathrm{829}}^1\times {\mathrm{4001}}^1$

素因数の和:4835

約数の個数: 16

約数和(自身を含む): 39859920

約数和(自身を除く): 19958946

約数列:

[1, 2, 3, 6, 829, 1658, 2487, 4001, 4974, 8002, 12003, 24006, 3316829, 6633658, 9950487, 19900974]

約数ペア:

[(1, 19900974), (2, 9950487), (3, 6633658), (6, 3316829), (829, 24006), (1658, 12003), (2487, 8002), (4001, 4974)]