19904050943

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1\times {\mathrm{222613}}^1$

素因数の和:222914

約数の個数: 16

約数和(自身を含む): 23272958016

約数和(自身を除く): 3368907073

約数列:

[1, 7, 53, 241, 371, 1687, 12773, 89411, 222613, 1558291, 11798489, 53649733, 82589423, 375548131, 2843435849, 19904050943]

約数ペア:

[(1, 19904050943), (7, 2843435849), (53, 375548131), (241, 82589423), (371, 53649733), (1687, 11798489), (12773, 1558291), (89411, 222613)]