249676816

素因数分解:

$2^4\times {\mathrm{809}}^1\times {\mathrm{19289}}^1$

素因数の和:20106

約数の個数: 20

約数和(自身を含む): 484371900

約数和(自身を除く): 234695084

約数列:

[1, 2, 4, 8, 16, 809, 1618, 3236, 6472, 12944, 19289, 38578, 77156, 154312, 308624, 15604801, 31209602, 62419204, 124838408, 249676816]

約数ペア:

[(1, 249676816), (2, 124838408), (4, 62419204), (8, 31209602), (16, 15604801), (809, 308624), (1618, 154312), (3236, 77156), (6472, 38578), (12944, 19289)]