18770145

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{29101}}^1$

素因数の和:29152

約数の個数: 16

約数和(自身を含む): 30731712

約数和(自身を除く): 11961567

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 29101, 87303, 145505, 436515, 1251343, 3754029, 6256715, 18770145]

約数ペア:

[(1, 18770145), (3, 6256715), (5, 3754029), (15, 1251343), (43, 436515), (129, 145505), (215, 87303), (645, 29101)]