18998808

素因数分解:

$2^3\times 3^1\times {\mathrm{97}}^1\times {\mathrm{8161}}^1$

素因数の和:8267

約数の個数: 32

約数和(自身を含む): 47992560

約数和(自身を除く): 28993752

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 97, 194, 291, 388, 582, 776, 1164, 2328, 8161, 16322, 24483, 32644, 48966, 65288, 97932, 195864, 791617, 1583234, 2374851, 3166468, 4749702, 6332936, 9499404, 18998808]

約数ペア:

[(1, 18998808), (2, 9499404), (3, 6332936), (4, 4749702), (6, 3166468), (8, 2374851), (12, 1583234), (24, 791617), (97, 195864), (194, 97932), (291, 65288), (388, 48966), (582, 32644), (776, 24483), (1164, 16322), (2328, 8161)]