21920512

素因数分解:

$2^8\times {\mathrm{85627}}^1$

素因数の和:85643

約数の個数: 18

約数和(自身を含む): 43755908

約数和(自身を除く): 21835396

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 85627, 171254, 342508, 685016, 1370032, 2740064, 5480128, 10960256, 21920512]

約数ペア:

[(1, 21920512), (2, 10960256), (4, 5480128), (8, 2740064), (16, 1370032), (32, 685016), (64, 342508), (128, 171254), (256, 85627)]