20173685985

素因数分解:

$3^3\times 5^1\times {\mathrm{829}}^1\times {\mathrm{180259}}^1$

素因数の和:181102

約数の個数: 32

約数和(自身を含む): 35907792000

約数和(自身を除く): 15734106015

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 829, 2487, 4145, 7461, 12435, 22383, 37305, 111915, 180259, 540777, 901295, 1622331, 2703885, 4866993, 8111655, 24334965, 149434711, 448304133, 747173555, 1344912399, 2241520665, 4034737197, 6724561995, 20173685985]

約数ペア:

[(1, 20173685985), (3, 6724561995), (5, 4034737197), (9, 2241520665), (15, 1344912399), (27, 747173555), (45, 448304133), (135, 149434711), (829, 24334965), (2487, 8111655), (4145, 4866993), (7461, 2703885), (12435, 1622331), (22383, 901295), (37305, 540777), (111915, 180259)]