17828090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{991}}^1$

素因数の和:1262

約数の個数: 32

約数和(自身を含む): 36854784

約数和(自身を除く): 19026694

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 257, 514, 991, 1285, 1799, 1982, 2570, 3598, 4955, 6937, 8995, 9910, 13874, 17990, 34685, 69370, 254687, 509374, 1273435, 1782809, 2546870, 3565618, 8914045, 17828090]

約数ペア:

[(1, 17828090), (2, 8914045), (5, 3565618), (7, 2546870), (10, 1782809), (14, 1273435), (35, 509374), (70, 254687), (257, 69370), (514, 34685), (991, 17990), (1285, 13874), (1799, 9910), (1982, 8995), (2570, 6937), (3598, 4955)]