18280581

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{2207}}^1$

素因数の和:2472

約数の個数: 16

約数和(自身を含む): 26707968

約数和(自身を除く): 8427387

約数列:

[1, 3, 11, 33, 251, 753, 2207, 2761, 6621, 8283, 24277, 72831, 553957, 1661871, 6093527, 18280581]

約数ペア:

[(1, 18280581), (3, 6093527), (11, 1661871), (33, 553957), (251, 72831), (753, 24277), (2207, 8283), (2761, 6621)]