18155976

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 47277120

約数和(自身を除く): 29121144

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 73, 86, 129, 146, 172, 219, 241, 258, 292, 344, 438, 482, 516, 584, 723, 876, 964, 1032, 1446, 1752, 1928, 2892, 3139, 5784, 6278, 9417, 10363, 12556, 17593, 18834, 20726, 25112, 31089, 35186, 37668, 41452, 52779, 62178, 70372, 75336, 82904, 105558, 124356, 140744, 211116, 248712, 422232, 756499, 1512998, 2269497, 3025996, 4538994, 6051992, 9077988, 18155976]

約数ペア:

[(1, 18155976), (2, 9077988), (3, 6051992), (4, 4538994), (6, 3025996), (8, 2269497), (12, 1512998), (24, 756499), (43, 422232), (73, 248712), (86, 211116), (129, 140744), (146, 124356), (172, 105558), (219, 82904), (241, 75336), (258, 70372), (292, 62178), (344, 52779), (438, 41452), (482, 37668), (516, 35186), (584, 31089), (723, 25112), (876, 20726), (964, 18834), (1032, 17593), (1446, 12556), (1752, 10363), (1928, 9417), (2892, 6278), (3139, 5784)]