18418872

素因数分解:

$2^3\times 3^1\times {\mathrm{103}}^1\times {\mathrm{7451}}^1$

素因数の和:7563

約数の個数: 32

約数和(自身を含む): 46500480

約数和(自身を除く): 28081608

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 103, 206, 309, 412, 618, 824, 1236, 2472, 7451, 14902, 22353, 29804, 44706, 59608, 89412, 178824, 767453, 1534906, 2302359, 3069812, 4604718, 6139624, 9209436, 18418872]

約数ペア:

[(1, 18418872), (2, 9209436), (3, 6139624), (4, 4604718), (6, 3069812), (8, 2302359), (12, 1534906), (24, 767453), (103, 178824), (206, 89412), (309, 59608), (412, 44706), (618, 29804), (824, 22353), (1236, 14902), (2472, 7451)]