18945392

素因数分解:

$2^4\times {\mathrm{457}}^1\times {\mathrm{2591}}^1$

素因数の和:3056

約数の個数: 20

約数和(自身を含む): 36801216

約数和(自身を除く): 17855824

約数列:

[1, 2, 4, 8, 16, 457, 914, 1828, 2591, 3656, 5182, 7312, 10364, 20728, 41456, 1184087, 2368174, 4736348, 9472696, 18945392]

約数ペア:

[(1, 18945392), (2, 9472696), (4, 4736348), (8, 2368174), (16, 1184087), (457, 41456), (914, 20728), (1828, 10364), (2591, 7312), (3656, 5182)]