18796610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1021}}^1$

素因数の和:1298

約数の個数: 32

約数和(自身を含む): 38852352

約数和(自身を除く): 20055742

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 263, 526, 1021, 1315, 1841, 2042, 2630, 3682, 5105, 7147, 9205, 10210, 14294, 18410, 35735, 71470, 268523, 537046, 1342615, 1879661, 2685230, 3759322, 9398305, 18796610]

約数ペア:

[(1, 18796610), (2, 9398305), (5, 3759322), (7, 2685230), (10, 1879661), (14, 1342615), (35, 537046), (70, 268523), (263, 71470), (526, 35735), (1021, 18410), (1315, 14294), (1841, 10210), (2042, 9205), (2630, 7147), (3682, 5105)]