20949550

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{18217}}^1$

素因数の和:18252

約数の個数: 24

約数和(自身を含む): 40662576

約数和(自身を除く): 19713026

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 575, 1150, 18217, 36434, 91085, 182170, 418991, 455425, 837982, 910850, 2094955, 4189910, 10474775, 20949550]

約数ペア:

[(1, 20949550), (2, 10474775), (5, 4189910), (10, 2094955), (23, 910850), (25, 837982), (46, 455425), (50, 418991), (115, 182170), (230, 91085), (575, 36434), (1150, 18217)]