20452528

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{15401}}^1$

素因数の和:15492

約数の個数: 20

約数和(自身を含む): 40106808

約数和(自身を除く): 19654280

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 15401, 30802, 61604, 123208, 246416, 1278283, 2556566, 5113132, 10226264, 20452528]

約数ペア:

[(1, 20452528), (2, 10226264), (4, 5113132), (8, 2556566), (16, 1278283), (83, 246416), (166, 123208), (332, 61604), (664, 30802), (1328, 15401)]