20512662470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1\times {\mathrm{186191}}^1$

素因数の和:186700

約数の個数: 32

約数和(自身を含む): 38608773120

約数和(自身を除く): 18096110650

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 479, 958, 2395, 4790, 11017, 22034, 55085, 110170, 186191, 372382, 930955, 1861910, 4282393, 8564786, 21411965, 42823930, 89185489, 178370978, 445927445, 891854890, 2051266247, 4102532494, 10256331235, 20512662470]

約数ペア:

[(1, 20512662470), (2, 10256331235), (5, 4102532494), (10, 2051266247), (23, 891854890), (46, 445927445), (115, 178370978), (230, 89185489), (479, 42823930), (958, 21411965), (2395, 8564786), (4790, 4282393), (11017, 1861910), (22034, 930955), (55085, 372382), (110170, 186191)]