20950748

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{57557}}^1$

素因数の和:57581

約数の個数: 24

約数和(自身を含む): 45125472

約数和(自身を除く): 24174724

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 57557, 115114, 230228, 402899, 748241, 805798, 1496482, 1611596, 2992964, 5237687, 10475374, 20950748]

約数ペア:

[(1, 20950748), (2, 10475374), (4, 5237687), (7, 2992964), (13, 1611596), (14, 1496482), (26, 805798), (28, 748241), (52, 402899), (91, 230228), (182, 115114), (364, 57557)]