209904002564

素因数分解:

$2^2\times {\mathrm{32609}}^1\times {\mathrm{1609249}}^1$

素因数の和:1641862

約数の個数: 12

約数和(自身を含む): 367343497500

約数和(自身を除く): 157439494936

約数列:

[1, 2, 4, 32609, 65218, 130436, 1609249, 3218498, 6436996, 52476000641, 104952001282, 209904002564]

約数ペア:

[(1, 209904002564), (2, 104952001282), (4, 52476000641), (32609, 6436996), (65218, 3218498), (130436, 1609249)]