638741374

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{2029}}^1$

素因数の和:2292

約数の個数: 32

約数和(自身を含む): 1041828480

約数和(自身を除く): 403087106

約数列:

[1, 2, 17, 34, 47, 94, 197, 394, 799, 1598, 2029, 3349, 4058, 6698, 9259, 18518, 34493, 68986, 95363, 157403, 190726, 314806, 399713, 799426, 1621171, 3242342, 6795121, 13590242, 18786511, 37573022, 319370687, 638741374]

約数ペア:

[(1, 638741374), (2, 319370687), (17, 37573022), (34, 18786511), (47, 13590242), (94, 6795121), (197, 3242342), (394, 1621171), (799, 799426), (1598, 399713), (2029, 314806), (3349, 190726), (4058, 157403), (6698, 95363), (9259, 68986), (18518, 34493)]