1640706466

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1499}}^1\times {\mathrm{2113}}^1$

素因数の和:3658

約数の個数: 32

約数和(自身を含む): 2891952000

約数和(自身を除く): 1251245534

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 1499, 2113, 2998, 4226, 10493, 14791, 20986, 29582, 55463, 78181, 110926, 156362, 388241, 547267, 776482, 1094534, 3167387, 6334774, 22171709, 44343418, 117193319, 234386638, 820353233, 1640706466]

約数ペア:

[(1, 1640706466), (2, 820353233), (7, 234386638), (14, 117193319), (37, 44343418), (74, 22171709), (259, 6334774), (518, 3167387), (1499, 1094534), (2113, 776482), (2998, 547267), (4226, 388241), (10493, 156362), (14791, 110926), (20986, 78181), (29582, 55463)]