2123647568

素因数分解:

$2^4\times 7^1\times {\mathrm{18961139}}^1$

素因数の和:18961154

約数の個数: 20

約数和(自身を含む): 4702362720

約数和(自身を除く): 2578715152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 18961139, 37922278, 75844556, 132727973, 151689112, 265455946, 303378224, 530911892, 1061823784, 2123647568]

約数ペア:

[(1, 2123647568), (2, 1061823784), (4, 530911892), (7, 303378224), (8, 265455946), (14, 151689112), (16, 132727973), (28, 75844556), (56, 37922278), (112, 18961139)]