18939606

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{450943}}^1$

素因数の和:450955

約数の個数: 16

約数和(自身を含む): 43290624

約数和(自身を除く): 24351018

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 450943, 901886, 1352829, 2705658, 3156601, 6313202, 9469803, 18939606]

約数ペア:

[(1, 18939606), (2, 9469803), (3, 6313202), (6, 3156601), (7, 2705658), (14, 1352829), (21, 901886), (42, 450943)]