20264864

素因数分解:

$2^5\times {\mathrm{503}}^1\times {\mathrm{1259}}^1$

素因数の和:1772

約数の個数: 24

約数和(自身を含む): 40007520

約数和(自身を除く): 19742656

約数列:

[1, 2, 4, 8, 16, 32, 503, 1006, 1259, 2012, 2518, 4024, 5036, 8048, 10072, 16096, 20144, 40288, 633277, 1266554, 2533108, 5066216, 10132432, 20264864]

約数ペア:

[(1, 20264864), (2, 10132432), (4, 5066216), (8, 2533108), (16, 1266554), (32, 633277), (503, 40288), (1006, 20144), (1259, 16096), (2012, 10072), (2518, 8048), (4024, 5036)]