18537291

素因数分解:

$3^2\times {\mathrm{457}}^1\times {\mathrm{4507}}^1$

素因数の和:4970

約数の個数: 12

約数和(自身を含む): 26840632

約数和(自身を除く): 8303341

約数列:

[1, 3, 9, 457, 1371, 4113, 4507, 13521, 40563, 2059699, 6179097, 18537291]

約数ペア:

[(1, 18537291), (3, 6179097), (9, 2059699), (457, 40563), (1371, 13521), (4113, 4507)]