19304428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{33749}}^1$

素因数の和:33777

約数の個数: 24

約数和(自身を含む): 39690000

約数和(自身を除く): 20385572

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 33749, 67498, 134996, 371239, 438737, 742478, 877474, 1484956, 1754948, 4826107, 9652214, 19304428]

約数ペア:

[(1, 19304428), (2, 9652214), (4, 4826107), (11, 1754948), (13, 1484956), (22, 877474), (26, 742478), (44, 438737), (52, 371239), (143, 134996), (286, 67498), (572, 33749)]