18063220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{129023}}^1$

素因数の和:129039

約数の個数: 24

約数和(自身を含む): 43352064

約数和(自身を除く): 25288844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 129023, 258046, 516092, 645115, 903161, 1290230, 1806322, 2580460, 3612644, 4515805, 9031610, 18063220]

約数ペア:

[(1, 18063220), (2, 9031610), (4, 4515805), (5, 3612644), (7, 2580460), (10, 1806322), (14, 1290230), (20, 903161), (28, 645115), (35, 516092), (70, 258046), (140, 129023)]