19553324

素因数分解:

$2^2\times 7^1\times {\mathrm{571}}^1\times {\mathrm{1223}}^1$

素因数の和:1805

約数の個数: 24

約数和(自身を含む): 39207168

約数和(自身を除く): 19653844

約数列:

[1, 2, 4, 7, 14, 28, 571, 1142, 1223, 2284, 2446, 3997, 4892, 7994, 8561, 15988, 17122, 34244, 698333, 1396666, 2793332, 4888331, 9776662, 19553324]

約数ペア:

[(1, 19553324), (2, 9776662), (4, 4888331), (7, 2793332), (14, 1396666), (28, 698333), (571, 34244), (1142, 17122), (1223, 15988), (2284, 8561), (2446, 7994), (3997, 4892)]