20582008

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 39513600

約数和(自身を除く): 18931592

約数列:

[1, 2, 4, 8, 83, 139, 166, 223, 278, 332, 446, 556, 664, 892, 1112, 1784, 11537, 18509, 23074, 30997, 37018, 46148, 61994, 74036, 92296, 123988, 148072, 247976, 2572751, 5145502, 10291004, 20582008]

約数ペア:

[(1, 20582008), (2, 10291004), (4, 5145502), (8, 2572751), (83, 247976), (139, 148072), (166, 123988), (223, 92296), (278, 74036), (332, 61994), (446, 46148), (556, 37018), (664, 30997), (892, 23074), (1112, 18509), (1784, 11537)]