18794956

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{4751}}^1$

素因数の和:4821

約数の個数: 24

約数和(自身を含む): 35126784

約数和(自身を除く): 16331828

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 989, 1978, 3956, 4751, 9502, 19004, 109273, 204293, 218546, 408586, 437092, 817172, 4698739, 9397478, 18794956]

約数ペア:

[(1, 18794956), (2, 9397478), (4, 4698739), (23, 817172), (43, 437092), (46, 408586), (86, 218546), (92, 204293), (172, 109273), (989, 19004), (1978, 9502), (3956, 4751)]