19526810

素因数分解:

$2^1\times 5^1\times {\mathrm{971}}^1\times {\mathrm{2011}}^1$

素因数の和:2989

約数の個数: 16

約数和(自身を含む): 35201952

約数和(自身を除く): 15675142

約数列:

[1, 2, 5, 10, 971, 1942, 2011, 4022, 4855, 9710, 10055, 20110, 1952681, 3905362, 9763405, 19526810]

約数ペア:

[(1, 19526810), (2, 9763405), (5, 3905362), (10, 1952681), (971, 20110), (1942, 10055), (2011, 9710), (4022, 4855)]