19021816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{216157}}^1$

素因数の和:216174

約数の個数: 16

約数和(自身を含む): 38908440

約数和(自身を除く): 19886624

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 216157, 432314, 864628, 1729256, 2377727, 4755454, 9510908, 19021816]

約数ペア:

[(1, 19021816), (2, 9510908), (4, 4755454), (8, 2377727), (11, 1729256), (22, 864628), (44, 432314), (88, 216157)]