20648098

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31963}}^1$

素因数の和:32001

約数の個数: 16

約数和(自身を含む): 34521120

約数和(自身を除く): 13873022

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 31963, 63926, 543371, 607297, 1086742, 1214594, 10324049, 20648098]

約数ペア:

[(1, 20648098), (2, 10324049), (17, 1214594), (19, 1086742), (34, 607297), (38, 543371), (323, 63926), (646, 31963)]