18739938

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{446189}}^1$

素因数の和:446201

約数の個数: 16

約数和(自身を含む): 42834240

約数和(自身を除く): 24094302

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 446189, 892378, 1338567, 2677134, 3123323, 6246646, 9369969, 18739938]

約数ペア:

[(1, 18739938), (2, 9369969), (3, 6246646), (6, 3123323), (7, 2677134), (14, 1338567), (21, 892378), (42, 446189)]