203996894

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1$

素因数の和:812

約数の個数: 32

約数和(自身を含む): 324251424

約数和(自身を除く): 120254530

約数列:

[1, 2, 41, 53, 73, 82, 106, 146, 643, 1286, 2173, 2993, 3869, 4346, 5986, 7738, 26363, 34079, 46939, 52726, 68158, 93878, 158629, 317258, 1397239, 1924499, 2487767, 2794478, 3848998, 4975534, 101998447, 203996894]

約数ペア:

[(1, 203996894), (2, 101998447), (41, 4975534), (53, 3848998), (73, 2794478), (82, 2487767), (106, 1924499), (146, 1397239), (643, 317258), (1286, 158629), (2173, 93878), (2993, 68158), (3869, 52726), (4346, 46939), (5986, 34079), (7738, 26363)]