19372976

素因数分解:

$2^4\times 7^1\times {\mathrm{172973}}^1$

素因数の和:172988

約数の個数: 20

約数和(自身を含む): 42897552

約数和(自身を除く): 23524576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 172973, 345946, 691892, 1210811, 1383784, 2421622, 2767568, 4843244, 9686488, 19372976]

約数ペア:

[(1, 19372976), (2, 9686488), (4, 4843244), (7, 2767568), (8, 2421622), (14, 1383784), (16, 1210811), (28, 691892), (56, 345946), (112, 172973)]