20091870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{223243}}^1$

素因数の和:223256

約数の個数: 24

約数和(自身を含む): 52239096

約数和(自身を除く): 32147226

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 223243, 446486, 669729, 1116215, 1339458, 2009187, 2232430, 3348645, 4018374, 6697290, 10045935, 20091870]

約数ペア:

[(1, 20091870), (2, 10045935), (3, 6697290), (5, 4018374), (6, 3348645), (9, 2232430), (10, 2009187), (15, 1339458), (18, 1116215), (30, 669729), (45, 446486), (90, 223243)]