19540994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{16759}}^1$

素因数の和:16825

約数の個数: 16

約数和(自身を含む): 32581440

約数和(自身を除く): 13040446

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 16759, 33518, 184349, 368698, 888227, 1776454, 9770497, 19540994]

約数ペア:

[(1, 19540994), (2, 9770497), (11, 1776454), (22, 888227), (53, 368698), (106, 184349), (583, 33518), (1166, 16759)]