18661293

素因数分解:

$3^3\times 7^1\times {\mathrm{98737}}^1$

素因数の和:98753

約数の個数: 16

約数和(自身を含む): 31596160

約数和(自身を除く): 12934867

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 98737, 296211, 691159, 888633, 2073477, 2665899, 6220431, 18661293]

約数ペア:

[(1, 18661293), (3, 6220431), (7, 2665899), (9, 2073477), (21, 888633), (27, 691159), (63, 296211), (189, 98737)]