205982786

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{641}}^1$

素因数の和:818

約数の個数: 32

約数和(自身を含む): 328375296

約数和(自身を除く): 122392510

約数列:

[1, 2, 31, 62, 71, 73, 142, 146, 641, 1282, 2201, 2263, 4402, 4526, 5183, 10366, 19871, 39742, 45511, 46793, 91022, 93586, 160673, 321346, 1410841, 1450583, 2821682, 2901166, 3322303, 6644606, 102991393, 205982786]

約数ペア:

[(1, 205982786), (2, 102991393), (31, 6644606), (62, 3322303), (71, 2901166), (73, 2821682), (142, 1450583), (146, 1410841), (641, 321346), (1282, 160673), (2201, 93586), (2263, 91022), (4402, 46793), (4526, 45511), (5183, 39742), (10366, 19871)]