18416272

素因数分解:

$2^4\times 7^1\times {\mathrm{164431}}^1$

素因数の和:164446

約数の個数: 20

約数和(自身を含む): 40779136

約数和(自身を除く): 22362864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 164431, 328862, 657724, 1151017, 1315448, 2302034, 2630896, 4604068, 9208136, 18416272]

約数ペア:

[(1, 18416272), (2, 9208136), (4, 4604068), (7, 2630896), (8, 2302034), (14, 1315448), (16, 1151017), (28, 657724), (56, 328862), (112, 164431)]