28422992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{136649}}^1$

素因数の和:136670

約数の個数: 20

約数和(自身を含む): 59306100

約数和(自身を除く): 30883108

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 136649, 273298, 546596, 1093192, 1776437, 2186384, 3552874, 7105748, 14211496, 28422992]

約数ペア:

[(1, 28422992), (2, 14211496), (4, 7105748), (8, 3552874), (13, 2186384), (16, 1776437), (26, 1093192), (52, 546596), (104, 273298), (208, 136649)]