20164569045

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{157247}}^1$

素因数の和:157441

約数の個数: 32

約数和(自身を含む): 32969244672

約数和(自身を除く): 12804675627

約数列:

[1, 3, 5, 15, 83, 103, 249, 309, 415, 515, 1245, 1545, 8549, 25647, 42745, 128235, 157247, 471741, 786235, 2358705, 13051501, 16196441, 39154503, 48589323, 65257505, 80982205, 195772515, 242946615, 1344304603, 4032913809, 6721523015, 20164569045]

約数ペア:

[(1, 20164569045), (3, 6721523015), (5, 4032913809), (15, 1344304603), (83, 242946615), (103, 195772515), (249, 80982205), (309, 65257505), (415, 48589323), (515, 39154503), (1245, 16196441), (1545, 13051501), (8549, 2358705), (25647, 786235), (42745, 471741), (128235, 157247)]