30888604

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{21391}}^1$

素因数の和:21433

約数の個数: 18

約数和(自身を含む): 57052464

約数和(自身を除く): 26163860

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 21391, 42782, 85564, 406429, 812858, 1625716, 7722151, 15444302, 30888604]

約数ペア:

[(1, 30888604), (2, 15444302), (4, 7722151), (19, 1625716), (38, 812858), (76, 406429), (361, 85564), (722, 42782), (1444, 21391)]