19287340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1823}}^1$

素因数の和:1878

約数の個数: 36

約数和(自身を含む): 42364224

約数和(自身を除く): 23076884

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 529, 1058, 1823, 2116, 2645, 3646, 5290, 7292, 9115, 10580, 18230, 36460, 41929, 83858, 167716, 209645, 419290, 838580, 964367, 1928734, 3857468, 4821835, 9643670, 19287340]

約数ペア:

[(1, 19287340), (2, 9643670), (4, 4821835), (5, 3857468), (10, 1928734), (20, 964367), (23, 838580), (46, 419290), (92, 209645), (115, 167716), (230, 83858), (460, 41929), (529, 36460), (1058, 18230), (1823, 10580), (2116, 9115), (2645, 7292), (3646, 5290)]