18501294

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{440507}}^1$

素因数の和:440519

約数の個数: 16

約数和(自身を含む): 42288768

約数和(自身を除く): 23787474

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 440507, 881014, 1321521, 2643042, 3083549, 6167098, 9250647, 18501294]

約数ペア:

[(1, 18501294), (2, 9250647), (3, 6167098), (6, 3083549), (7, 2643042), (14, 1321521), (21, 881014), (42, 440507)]