18878630

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1039}}^1$

素因数の和:1148

約数の個数: 32

約数和(自身を含む): 35942400

約数和(自身を除く): 17063770

約数列:

[1, 2, 5, 10, 23, 46, 79, 115, 158, 230, 395, 790, 1039, 1817, 2078, 3634, 5195, 9085, 10390, 18170, 23897, 47794, 82081, 119485, 164162, 238970, 410405, 820810, 1887863, 3775726, 9439315, 18878630]

約数ペア:

[(1, 18878630), (2, 9439315), (5, 3775726), (10, 1887863), (23, 820810), (46, 410405), (79, 238970), (115, 164162), (158, 119485), (230, 82081), (395, 47794), (790, 23897), (1039, 18170), (1817, 10390), (2078, 9085), (3634, 5195)]