19575376

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{12613}}^1$

素因数の和:12718

約数の個数: 20

約数和(自身を含む): 38321332

約数和(自身を除く): 18745956

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 12613, 25226, 50452, 100904, 201808, 1223461, 2446922, 4893844, 9787688, 19575376]

約数ペア:

[(1, 19575376), (2, 9787688), (4, 4893844), (8, 2446922), (16, 1223461), (97, 201808), (194, 100904), (388, 50452), (776, 25226), (1552, 12613)]