18769388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4793}}^1$

素因数の和:4897

約数の個数: 24

約数和(自身を含む): 36242640

約数和(自身を除く): 17473252

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 4793, 9586, 19172, 52723, 105446, 210892, 426577, 853154, 1706308, 4692347, 9384694, 18769388]

約数ペア:

[(1, 18769388), (2, 9384694), (4, 4692347), (11, 1706308), (22, 853154), (44, 426577), (89, 210892), (178, 105446), (356, 52723), (979, 19172), (1958, 9586), (3916, 4793)]