20703860

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{9161}}^1$

素因数の和:9283

約数の個数: 24

約数和(自身を含む): 43867656

約数和(自身を除く): 23163796

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 9161, 18322, 36644, 45805, 91610, 183220, 1035193, 2070386, 4140772, 5175965, 10351930, 20703860]

約数ペア:

[(1, 20703860), (2, 10351930), (4, 5175965), (5, 4140772), (10, 2070386), (20, 1035193), (113, 183220), (226, 91610), (452, 45805), (565, 36644), (1130, 18322), (2260, 9161)]