19251988

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{18583}}^1$

素因数の和:18631

約数の個数: 24

約数和(自身を含む): 39546752

約数和(自身を除く): 20294764

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 18583, 37166, 74332, 130081, 260162, 520324, 687571, 1375142, 2750284, 4812997, 9625994, 19251988]

約数ペア:

[(1, 19251988), (2, 9625994), (4, 4812997), (7, 2750284), (14, 1375142), (28, 687571), (37, 520324), (74, 260162), (148, 130081), (259, 74332), (518, 37166), (1036, 18583)]