18888532

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{809}}^1$

素因数の和:1275

約数の個数: 24

約数和(自身を含む): 35721000

約数和(自身を除く): 16832468

約数列:

[1, 2, 4, 13, 26, 52, 449, 809, 898, 1618, 1796, 3236, 5837, 10517, 11674, 21034, 23348, 42068, 363241, 726482, 1452964, 4722133, 9444266, 18888532]

約数ペア:

[(1, 18888532), (2, 9444266), (4, 4722133), (13, 1452964), (26, 726482), (52, 363241), (449, 42068), (809, 23348), (898, 21034), (1618, 11674), (1796, 10517), (3236, 5837)]