20188288

素因数分解:

$2^7\times {\mathrm{157721}}^1$

素因数の和:157735

約数の個数: 16

約数和(自身を含む): 40219110

約数和(自身を除く): 20030822

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 157721, 315442, 630884, 1261768, 2523536, 5047072, 10094144, 20188288]

約数ペア:

[(1, 20188288), (2, 10094144), (4, 5047072), (8, 2523536), (16, 1261768), (32, 630884), (64, 315442), (128, 157721)]