20064476

素因数分解:

$2^2\times {\mathrm{127}}^2\times {\mathrm{311}}^1$

素因数の和:569

約数の個数: 18

約数和(自身を含む): 35505288

約数和(自身を除く): 15440812

約数列:

[1, 2, 4, 127, 254, 311, 508, 622, 1244, 16129, 32258, 39497, 64516, 78994, 157988, 5016119, 10032238, 20064476]

約数ペア:

[(1, 20064476), (2, 10032238), (4, 5016119), (127, 157988), (254, 78994), (311, 64516), (508, 39497), (622, 32258), (1244, 16129)]