20673716

素因数分解:

$2^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{2609}}^1$

素因数の和:2903

約数の個数: 24

約数和(自身を含む): 41509440

約数和(自身を除く): 20835724

約数列:

[1, 2, 4, 7, 14, 28, 283, 566, 1132, 1981, 2609, 3962, 5218, 7924, 10436, 18263, 36526, 73052, 738347, 1476694, 2953388, 5168429, 10336858, 20673716]

約数ペア:

[(1, 20673716), (2, 10336858), (4, 5168429), (7, 2953388), (14, 1476694), (28, 738347), (283, 73052), (566, 36526), (1132, 18263), (1981, 10436), (2609, 7924), (3962, 5218)]