19188976

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{1871}}^1$

素因数の和:2520

約数の個数: 20

約数和(自身を含む): 37256544

約数和(自身を除く): 18067568

約数列:

[1, 2, 4, 8, 16, 641, 1282, 1871, 2564, 3742, 5128, 7484, 10256, 14968, 29936, 1199311, 2398622, 4797244, 9594488, 19188976]

約数ペア:

[(1, 19188976), (2, 9594488), (4, 4797244), (8, 2398622), (16, 1199311), (641, 29936), (1282, 14968), (1871, 10256), (2564, 7484), (3742, 5128)]