18609734

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2099}}^1$

素因数の和:2156

約数の個数: 32

約数和(自身を含む): 33868800

約数和(自身を除く): 15259066

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 143, 286, 341, 403, 682, 806, 2099, 4198, 4433, 8866, 23089, 27287, 46178, 54574, 65069, 130138, 300157, 600314, 715759, 845897, 1431518, 1691794, 9304867, 18609734]

約数ペア:

[(1, 18609734), (2, 9304867), (11, 1691794), (13, 1431518), (22, 845897), (26, 715759), (31, 600314), (62, 300157), (143, 130138), (286, 65069), (341, 54574), (403, 46178), (682, 27287), (806, 23089), (2099, 8866), (4198, 4433)]