18850436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1667}}^1$

素因数の和:1939

約数の個数: 24

約数和(自身を含む): 36148896

約数和(自身を除く): 17298460

約数列:

[1, 2, 4, 11, 22, 44, 257, 514, 1028, 1667, 2827, 3334, 5654, 6668, 11308, 18337, 36674, 73348, 428419, 856838, 1713676, 4712609, 9425218, 18850436]

約数ペア:

[(1, 18850436), (2, 9425218), (4, 4712609), (11, 1713676), (22, 856838), (44, 428419), (257, 73348), (514, 36674), (1028, 18337), (1667, 11308), (2827, 6668), (3334, 5654)]