17980304

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{27409}}^1$

素因数の和:27458

約数の個数: 20

約数和(自身を含む): 35687820

約数和(自身を除く): 17707516

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 27409, 54818, 109636, 219272, 438544, 1123769, 2247538, 4495076, 8990152, 17980304]

約数ペア:

[(1, 17980304), (2, 8990152), (4, 4495076), (8, 2247538), (16, 1123769), (41, 438544), (82, 219272), (164, 109636), (328, 54818), (656, 27409)]