18215748

素因数分解:

$2^2\times 3^2\times {\mathrm{487}}^1\times {\mathrm{1039}}^1$

素因数の和:1536

約数の個数: 36

約数和(自身を含む): 46184320

約数和(自身を除く): 27968572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 487, 974, 1039, 1461, 1948, 2078, 2922, 3117, 4156, 4383, 5844, 6234, 8766, 9351, 12468, 17532, 18702, 37404, 505993, 1011986, 1517979, 2023972, 3035958, 4553937, 6071916, 9107874, 18215748]

約数ペア:

[(1, 18215748), (2, 9107874), (3, 6071916), (4, 4553937), (6, 3035958), (9, 2023972), (12, 1517979), (18, 1011986), (36, 505993), (487, 37404), (974, 18702), (1039, 17532), (1461, 12468), (1948, 9351), (2078, 8766), (2922, 6234), (3117, 5844), (4156, 4383)]