18670974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{444547}}^1$

素因数の和:444559

約数の個数: 16

約数和(自身を含む): 42676608

約数和(自身を除く): 24005634

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 444547, 889094, 1333641, 2667282, 3111829, 6223658, 9335487, 18670974]

約数ペア:

[(1, 18670974), (2, 9335487), (3, 6223658), (6, 3111829), (7, 2667282), (14, 1333641), (21, 889094), (42, 444547)]