18747582

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1279}}^1$

素因数の和:1640

約数の個数: 32

約数和(自身を含む): 43008000

約数和(自身を除く): 24260418

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 349, 698, 1047, 1279, 2094, 2443, 2558, 3837, 4886, 7329, 7674, 8953, 14658, 17906, 26859, 53718, 446371, 892742, 1339113, 2678226, 3124597, 6249194, 9373791, 18747582]

約数ペア:

[(1, 18747582), (2, 9373791), (3, 6249194), (6, 3124597), (7, 2678226), (14, 1339113), (21, 892742), (42, 446371), (349, 53718), (698, 26859), (1047, 17906), (1279, 14658), (2094, 8953), (2443, 7674), (2558, 7329), (3837, 4886)]